WhatsApp Notifications Not Working on Android (Causes and Fixes)

 If your WhatsApp notifications are not showing on Android, you’re not alone. Many users experience delayed alerts, missing pop-ups, or no sound at all—even when new messages arrive.

This issue is usually caused by notification settings, battery optimization, or background app restrictions. The good news? It’s often easy to fix.

                            

Why Are WhatsApp Notifications Not Showing on Android?

Before jumping into the fixes, it’s important to understand why this happens.

On most Android devices, notifications are controlled by both the app and the system. Even if WhatsApp notifications are enabled inside the app, Android may still block them due to:

• Battery optimization

• Background data restrictions

• Do Not Disturb mode

• Data Saver mode

• App permissions issues

• System updates or bugs

That’s why simply reinstalling the app often doesn’t fix the issue.

Why This Issue Is More Common on Android

Unlike other systems, Android is used by many different manufacturers such as Samsung, Xiaomi, Oppo, and others. Each brand applies its own battery management and background restrictions.

Because of this, the same notification issue may behave differently depending on your device. Some phones are more aggressive in limiting background apps, which can prevent WhatsApp notifications from appearing in real time.

Signs You’re Experiencing This Issue

These are the most common signs that indicate your WhatsApp notifications are not working properly:

• Notifications arrive late
• No sound or pop-up appears
• Messages only show after opening WhatsApp
• Notifications stop after some time

1. Check WhatsApp Notification Settings

Sometimes the issue is very simple: notifications may be turned off accidentally after an update.

Open WhatsApp and go to:

Settings > Notifications

Make sure:

• Message notifications are enabled
• Group notifications are enabled
• Notification sound is selected
• Pop-up notifications (if available) are turned on

Also check Android system settings:

Settings > Apps > WhatsApp > Notifications

All notification categories should be allowed.

Even one disabled category can prevent alerts from appearing.

Many users don’t realize that a single disabled notification category can completely block alerts, even if everything else looks correct.

2. Disable Battery Optimization for WhatsApp

Android may restrict apps running in the background to save battery.

On some devices, this setting may be hidden under different names such as “App launch control” or “Background limits,” depending on the manufacturer.

• Go to Settings

• Tap Battery

• Open App Battery Usage

• Select WhatsApp

• Choose Unrestricted

This prevents Android from stopping notifications.

In some cases, notification issues are closely related to network or background activity restrictions. If your WhatsApp keeps disconnecting from WiFi, you may need to review your network settings as well.

3. Turn Off Data Saver Mode

Data Saver can block background data.

• Settings

• Network & Internet

• Data Saver

• Disable it or allow WhatsApp unrestricted access

Many Android devices automatically manage apps in the background without clearly notifying users. As a result, WhatsApp may be restricted even when all notification settings appear to be correct.

4. Check Background App Restrictions

Some phones have additional app management features.

• Settings

• Apps

• WhatsApp

• Mobile Data & Wi-Fi

• Allow background data

Sometimes, when notifications fail, messages may also stop sending properly. If your messages are also not sending properly, the issue may be related to the same background restrictions. You can check our guide on fixing  WhatsApp message is not sending but your internet works.

5. Restart Your Phone

Simple but effective.

Restarting clears temporary system glitches.

6. Update WhatsApp

Outdated apps can cause notification bugs.

Open Play Store and check for updates.

7. Clear Cache (Not Data)

• Settings

• Apps

• WhatsApp

• Storage

• Clear Cache

Do NOT tap Clear Data unless necessary.

8. Check Do Not Disturb (DND) Mode

If your phone is in Do Not Disturb mode, notifications may be silenced completely.

Go to:

Settings > Sound > Do Not Disturb

Turn it off or allow WhatsApp as an exception.

9. Reset App Preferences (Optional Advanced Fix)

If nothing works, resetting app preferences can help.

Settings > Apps > Reset App Preferences

This won’t delete your data, but it will restore default permissions.

FAQ

Why am I receiving WhatsApp messages but no notifications?

This usually happens when battery optimization or background data restrictions are enabled.

Why do notifications only appear when I open WhatsApp?

This means Android is preventing WhatsApp from running in the background.

Will reinstalling WhatsApp fix notification problems?

Sometimes, but most notification issues are caused by system settings, not the app itself.

Conclusion

When WhatsApp notifications are not showing on Android, the issue is usually caused by system-level restrictions rather than the app itself.

Because Android devices vary by manufacturer, the exact cause may differ, but most problems are related to battery optimization, background limits, or data restrictions.

By adjusting these settings, you can restore notifications and ensure messages arrive in real time.

In many cases, the issue is not caused by WhatsApp itself, but by system settings that silently control background activity.

WhatsApp Call Drops After 5 Minutes on Samsung – How to Fix

 If your WhatsApp call keeps dropping after around 5 minutes on a Samsung phone, you are not alone. Many users experience voice or video calls suddenly disconnecting even when the internet connection looks stable.

This issue is usually not caused by weak signal. Instead, it is often related to Samsung’s battery optimization system, background restrictions, or network switching behavior.

Below are proven solutions you can try to stop WhatsApp calls from disconnecting automatically.

Why WhatsApp Calls Drop After 5 Minutes on Samsung

Samsung devices use aggressive power management features to save battery. While this improves battery life, it can also interrupt apps running in the background.

Common causes include:

• Battery optimization restricting WhatsApp

• Background activity limits enabled

• WiFi switching to mobile data during calls

• Data saver mode active

• VPN interference

• Outdated WhatsApp version

When WhatsApp loses stable background access, calls may disconnect automatically.

How to Fix WhatsApp Call Dropping on Samsung

Follow these steps carefully.

1. Disable Battery Optimization for WhatsApp

Samsung’s battery optimization can force-stop apps after a few minutes.

To disable it:

• Open Settings

• Tap Battery and Device Care

• Tap Battery

• Select Background Usage Limits

• Remove WhatsApp from Sleeping Apps

Then:

• Go to Settings → Apps

• Tap WhatsApp

• Tap Battery

• Select “Unrestricted”

This allows WhatsApp to stay active during calls.

2. Turn Off Adaptive Battery

Adaptive Battery may restrict apps you don’t use frequently.

To disable:

• Open Settings

• Tap Battery

• Turn off Adaptive Battery (if available)

Test your WhatsApp call again.

3. Disable Data Saver Mode

Data Saver can interrupt background data access.

• Open Settings

• Tap Connections

• Tap Data Usage

• Turn off Data Saver

If you want to keep it enabled, make sure WhatsApp is allowed unrestricted access.

4. Switch Network Mode Manually

Sometimes Samsung switches between WiFi and mobile data during a call, causing instability.

Try this:

• Turn off WiFi

• Use mobile data only

• Test a call

Or vice versa — use WiFi only and disable mobile data.

Stable connection = fewer dropped calls.

5. Clear WhatsApp Cache

Corrupted cache can cause call instability.

• Go to Settings

• Tap Apps → WhatsApp

• Tap Storage

• Select Clear Cache

Do not clear data unless necessary.

6. Turn Off VPN or Private DNS

VPN services may increase latency and disrupt WhatsApp calls.

Disable any VPN or Private DNS temporarily and test again.

7. Update WhatsApp

Bug fixes are frequently released.

• Open Google Play Store

• Search WhatsApp

• Tap Update if available

Using the latest version ensures better compatibility with Samsung’s system updates.

8. Restart Your Samsung Phone

A simple restart refreshes background services and network modules.

After restarting, try making another WhatsApp call.

When the Problem Happens Only on Video Calls

If only video calls disconnect:

• Check camera permissions

• Make sure no other app is using the camera

• Ensure stable high-speed internet

Video calls require more bandwidth than voice calls.

If your problem is related to message delivery instead of call disconnection, you can also read our guide on why WhatsApp messages are not sending even when the internet works, where we explain background data and battery restrictions in more detail.

Frequently Asked Questions

Why does my WhatsApp call disconnect exactly after a few minutes?

Samsung’s background restriction system may be automatically limiting WhatsApp to save battery.

Is this a WhatsApp bug?

Not usually. Most cases are caused by device settings rather than server issues.

Will resetting network settings help?

Yes, if the issue is related to unstable network switching. However, try other fixes first.

Final Thoughts

If your WhatsApp call drops after 5 minutes on a Samsung phone, the issue is most likely related to battery optimization or background restrictions.

By allowing unrestricted background access and disabling aggressive power-saving features, you can prevent calls from disconnecting unexpectedly.

Apply each solution step by step for the best results.

Instagram Keeps Logging Me Out Automatically – Causes and How to Fix It

Introduction

If Instagram keeps logging you out automatically, it can be very frustrating. You may log in successfully, but after a few minutes or hours, the app logs you out again without warning.

This issue is usually caused by app bugs, security settings, multiple device logins, or corrupted cache data. Fortunately, most cases can be fixed quickly.

If your Instagram also has loading issues, you may want to read our guide on why Instagram is not loading the feed on mobile data and how to fix it. 

This guide explains why Instagram keeps logging you out and how to fix it step by step.

Why Does Instagram Keep Logging You Out?

Here are the most common reasons:

1. Instagram App Bug
Sometimes a recent update contains bugs that cause login issues.

2. Logged in on Multiple Devices
If your account is active on multiple phones or browsers, Instagram may log out one session for security reasons.

3. Suspicious Login Activity

Instagram may detect unusual login activity and automatically log you out to protect your account. Login problems can sometimes appear together with other Instagram errors, especially after app updates.

4. Corrupted App Cache
Damaged cache files can cause login loops and session errors.

5. Outdated App Version
Older versions may not work properly with Instagram servers.

How to Fix Instagram Logging Out Automatically

Follow these solutions carefully.

1. Update Instagram

• Open Google Play Store

• Search Instagram

• Tap Update if available

Updates often fix login bugs.

2. Clear Instagram Cache

• Open Settings

• Go to Apps → Instagram

• Tap Storage

• Select Clear Cache

This will not delete your account or posts.

3. Log Out From All Devices

• Open Instagram

• Go to Settings → Security

• Tap Login Activity

• Log out from unfamiliar or unused devices

Then log in again on your main device.

4. Change Your Password

If Instagram logs you out repeatedly, change your password to secure your account.

• Go to Settings → Security

• Tap Password

• Create a new strong password

5. Reinstall Instagram

If the problem continues:

• Uninstall Instagram

• Restart your phone

• Install it again from Play Store

This removes corrupted files completely.

When Should You Be Concerned?

You should be careful if:

• You receive login alerts from unknown locations

• Your password was changed without permission

• You cannot log in at all

In that case, use Instagram’s account recovery feature immediately.

Frequently Asked Questions

Is Instagram logging me out because I was hacked?
Not always. Most cases are caused by app or cache issues.

Does clearing cache delete my account?
No. It only removes temporary files.

Why does this happen after an update?
Some updates contain temporary bugs that affect login sessions.

Final Words

If Instagram keeps logging you out automatically, the issue is usually related to app bugs, cache problems, or security settings. Updating the app, clearing cache, and checking login activity can fix the problem in most cases.

Try the solutions step by step for the best results.

WhatsApp Messages Sent but Not Delivered – Causes and Easy Fix Guide

Introduction

Have you ever sent a message on WhatsApp but only saw one gray check mark for a long time?

This means your message has been sent from your phone, but it has not yet reached the recipient’s device. The message may remain in this state for minutes or even hours, which can be confusing—especially if the message is urgent.

When WhatsApp messages are sent but not delivered, the problem is usually related to internet connectivity, background app restrictions, or temporary server issues. Sometimes the issue may also occur if the recipient’s phone is offline or unable to connect to the network.

Fortunately, this is a common issue and most cases can be resolved quickly with a few simple troubleshooting steps.

In this guide, we will explain why WhatsApp messages stay on one check mark and how to fix the problem step by step.

What Does “Sent but Not Delivered” Mean?

WhatsApp uses check marks to show the status of messages.

Understanding these indicators can help you identify what is happening with your message.

✔ One gray check mark

The message has been successfully sent from your phone to WhatsApp servers.

✔✔ Two gray check marks

The message has been delivered to the recipient’s device.

✔✔ Two blue check marks

The message has been opened and read by the recipient.

If your message remains at one gray check, it means the message has not yet reached the recipient’s phone.

This does not necessarily mean something is wrong with your device. In many situations, the issue simply occurs because the recipient is offline.

Common Causes of WhatsApp Messages Not Delivering

Several factors can prevent WhatsApp from delivering messages properly.

Understanding these causes can help you find the right solution faster.

1. Poor Internet Connection

The most common reason is unstable mobile data or Wi-Fi.

Even if your phone shows “connected,” the internet may not actually be working properly.

If mobile data appears connected but websites or apps do not load, you may also want to check this guide on fixing mobile data problems:

https://fixitappshub.blogspot.com/2026/01/mobile-data-connected-but-no-internet-access.html

2. The Recipient’s Phone Is Off

Another very common reason is that the recipient’s phone is not connected to the internet.

This can happen if the person:

• Turned off their phone

• Lost internet connectivity

• Enabled Airplane Mode

• Has no signal in their current location

The message will automatically deliver once the recipient reconnects to the internet.

3. You Have Been Blocked

If someone blocks your number on WhatsApp, messages will usually remain at one check mark.

Other signs may include:

• You cannot see their last seen or online status

• Their profile photo does not update

• WhatsApp calls do not connect

However, do not assume this immediately. Most message delivery problems are caused by connection issues rather than blocking.

4. Background Data Is Restricted

Some phones restrict background activity to save battery power or reduce data usage.

If WhatsApp is prevented from running in the background, it may not sync messages correctly.

This can delay message delivery updates.

5. WhatsApp Server Issues

Occasionally, WhatsApp servers experience delays or outages.

When this happens, messages may stay on one check mark until the servers resume normal operation.

Fortunately, server problems are usually resolved quickly.

How to Fix WhatsApp Messages Sent but Not Delivered

If the issue is happening on your device, the following troubleshooting steps can help restore normal message delivery.

1. Check Your Internet Connection

• Start by verifying that your internet connection is working properly.

  You can try the following steps:

  • Turn Airplane Mode ON for 30 seconds

  • Turn Airplane Mode OFF

  • Switch between Wi-Fi and mobile data

  • Open a website in your browser to confirm the internet works

  If your internet connection is unstable, WhatsApp messages may not deliver immediately.

2. Restart Your Phone

Restarting your phone can fix temporary system glitches affecting network connectivity.

Steps:

1. Press and hold the Power button

2. Tap Restart or Power Off

3. Wait about 30–60 seconds

4. Turn the phone back on

After restarting, open WhatsApp again and check the message status.

3. Disable Data Saver for WhatsApp

• Data saver settings can sometimes limit background network activity.

  To allow WhatsApp to work normally:

  1. Open Settings

  2. Tap Apps

  3. Select WhatsApp

  4. Tap Mobile Data & Wi-Fi

  5. Enable Background Data

  6. Disable Data Saver restrictions

  This allows WhatsApp to maintain a stable connection with its servers.

4. Update WhatsApp

Using an outdated version of WhatsApp can occasionally cause compatibility issues.

To update the app:

1. Open the Google Play Store

2. Search for WhatsApp

3. Tap Update if a newer version is available

Updates often include important bug fixes that improve message delivery reliability.

5. Clear WhatsApp Cache (Not Data)

Temporary app files may sometimes become corrupted.

Clearing the cache removes these files without deleting your chats.

• Steps:

  1. Open Settings

  2. Tap Apps

  3. Select WhatsApp

  4. Tap Storage

  5. Choose Clear Cache

  Important:
  Do not select Clear Data, as it may remove app settings.

6. Check Date and Time Settings

Incorrect date and time can interfere with server synchronization.

• Go to Settings → Date & Time

• Enable Automatic date & time

6. Check Automatic Date and Time Settings

Incorrect system time can interfere with server synchronization.

To fix this:

1. Open Settings

2. Tap Date & Time

3. Enable Automatic date & time

This ensures your phone’s clock stays synchronized with network servers.

When the Problem Is on the Recipient’s Side

Sometimes there is nothing wrong with your device.

If:

• Only one contact shows one check mark

• Other chats work normally

• Messages eventually deliver later

Then the problem is likely caused by the recipient being offline.

In this situation, the best solution is simply to wait until they reconnect to the internet.

How to Prevent WhatsApp Delivery Issues

• Keep WhatsApp updated

• Avoid aggressive battery saver restrictions

• Maintain stable internet connection

• Restart your phone weekly

• Do not use modified WhatsApp versions

Using official and updated apps reduces delivery problems significantly.

Frequently Asked Questions

Why do my WhatsApp messages stay on one check mark for hours?

This usually happens when the recipient is offline or does not have internet access.

Can someone read my message if it only shows one check mark?

No. One gray check mark means the message has not yet been delivered to their device.

Does being blocked always show one check mark?

Yes, but many other situations can cause the same behavior, so it does not always mean you were blocked.

How long can a WhatsApp message stay undelivered?

Messages may remain undelivered until the recipient reconnects to the internet. In most cases, they will deliver automatically once the device is online again.

Conclusion

If your WhatsApp messages are sent but not delivered, the issue is usually caused by internet connectivity problems, background restrictions, or the recipient being offline.

By checking your connection, restarting your phone, updating the app, and ensuring WhatsApp can run in the background, most delivery issues can be resolved quickly.

In many situations, the problem will fix itself once the recipient reconnects to the internet.

Android Phone Battery Drains Fast Overnight – Causes and How to Fix It

 

Introduction

Waking up to find your Android phone battery dropped from 80% to 20% overnight can be frustrating. You didn’t use it, the screen was off, and yet the battery drained significantly.

If your Android phone battery drains fast overnight, the problem is usually caused by background apps, poor signal strength, system bugs, or incorrect settings. The good news is that most of these issues can be fixed without replacing the battery.

Below are the most common reasons why your Android battery drains overnight and how to fix them effectively. This guide will explain why it happens and how to fix it step by step.

Why Does Android Battery Drain Overnight?

Even when you are not actively using your phone, it is still running background processes. Here are the most common causes:

1. Background Apps Running Continuously

Some apps continue syncing data, checking notifications, or updating content even while your phone is idle.

Examples:

• Social media apps

• Email apps

• Messaging apps

• Cloud backup services

2. Poor Network Signal

If your phone struggles to find a stable mobile signal, it constantly searches for one. This process consumes a lot of battery power.

Weak signal = higher battery drain.

If your phone frequently shows signal problems or sudden connection loss, you may also experience related network issues. You can read this detailed guide on why your phone says no service but the SIM card works and how to fix it.

3. Wi-Fi, Bluetooth, or GPS Left On

Wireless features continue scanning for connections even if you’re not actively using them.

4. Software Bugs

Sometimes a recent system update or app update causes abnormal battery usage.

5. Always-On Display or High Screen Timeout

Some features remain partially active during sleep mode, increasing power usage.

How to Fix Android Battery Draining Overnight

Follow these steps carefully.

1. Check Battery Usage Statistics

First, identify which app is consuming the most power.

• Go to Settings

• Tap Battery

• Select Battery Usage

If one app shows unusually high usage overnight, that is likely the cause.

2. Restrict Background Apps

To stop apps from running in the background:

• Go to Settings → Apps

• Select the app

• Tap Battery

• Choose Restrict background usage

This prevents unnecessary activity while your phone is idle.

3. Enable Battery Saver Mode at Night

Battery Saver limits background processes automatically.

• Go to Settings → Battery

• Enable Battery Saver

• Optionally schedule it during sleeping hours

This is one of the most effective solutions.

4. Turn Off Unused Connectivity Features

Before sleeping, turn off:

• Mobile data (if not needed)

• Bluetooth

• GPS

• Wi-Fi (if unstable)

You can also enable Airplane Mode overnight to test if network searching is the problem.

If battery drain stops in Airplane Mode, weak signal is likely the cause.

5. Update Your System Software

• Go to Settings → System → Software Update

• Install any available updates

Updates often fix battery optimization bugs.

6. Restart Your Phone

A simple restart clears temporary system glitches that may cause abnormal battery usage.

7. Disable Always-On Display

If enabled:

• Go to Settings → Display

• Turn off Always-On Display

This can reduce overnight drain significantly.

When to Suspect Battery Health Issues

If your phone:

• Drains more than 30–40% overnight

• Gets warm while idle

• Shuts down unexpectedly

The battery itself may be degraded.

Older phones (2+ years) naturally experience reduced battery capacity.

How Much Drain Is Normal Overnight?

A healthy Android phone typically loses:

• 1–5% in Airplane Mode

• 3–8% with Wi-Fi on

• 5–10% with normal background activity

Anything significantly above this may indicate a problem.

Tips to Prevent Overnight Battery Drain

• Keep apps updated

• Uninstall unused apps

• Avoid unstable network areas

• Enable adaptive battery (if available)

• Restart your phone once a week

Small habits can make a big difference.

Frequently Asked Questions

Is it normal for Android to lose 10% overnight?

Yes, depending on signal strength and background activity.

Does closing apps manually save battery?

Not always. Modern Android manages apps automatically. Restricting background activity is more effective.

Will factory reset fix battery drain?

Only if the problem is caused by software corruption. It is not necessary in most cases.

Conclusion

If your Android phone battery drains fast overnight, the issue is usually related to background apps, poor signal strength, or system settings. By checking battery usage, restricting background apps, and enabling Battery Saver, you can significantly reduce overnight battery loss.

Most cases do not require replacing the battery. With the right adjustments, your phone should maintain a stable charge while you sleep.

Phone Says No Service but SIM Card Works? 7 Easy Fixes for Android

Introduction

Seeing a “No Service” message on your Android phone can be frustrating, especially when your SIM card is working properly. In this situation, your phone detects the SIM card but cannot connect to the mobile network, which means you cannot make calls, send messages, or use mobile data.

As a result, you may be unable to:

• Make or receive calls

• Send SMS messages

• Use mobile data

This issue can appear suddenly even if your phone was working normally before.

In most cases, the problem is not caused by a damaged SIM card. Instead, it usually happens due to temporary network glitches, incorrect settings, or system-related errors on the device.

Sometimes the phone may still show signal bars but fail to connect properly to mobile data. Fortunately, most “No Service” problems can be fixed with a few simple troubleshooting steps. If your phone connects to WiFi but the internet still does not work, you can read our guide on Android Connected to WiFi But No Internet – How to Fix.

In many cases, the SIM card is detected correctly, but the phone fails to register with the carrier’s network. This can happen if the device cannot communicate properly with nearby cell towers or if the network configuration becomes corrupted.

Common Causes of “No Service” on Android

Several factors can cause your phone to display No Service even though the SIM card works normally.

Some of the most common causes include:

• Temporary network signal issues

• Airplane Mode glitch

• Incorrect network mode settings

• Outdated Android system software

• Corrupted network configuration

• SIM card not seated properly

• Carrier service outage in your area

Identifying the possible cause can help you choose the right solution more quickly.

Damaged or outdated SIM card

Older SIM cards may not support newer network technologies such as 4G or 5G, which can sometimes cause connection issues.

 

How to Fix Phone Says No Service but SIM Card Works

Try the following solutions one by one until the signal returns.

1. Turn Airplane Mode On and Off

Toggling Airplane Mode forces the phone to reconnect to nearby network towers.

Steps:

1. Swipe down to open Quick Settings

2. Turn Airplane Mode ON

3. Wait about 30 seconds

4. Turn Airplane Mode OFF

After a few seconds, your phone should reconnect to the network.

2. Restart Your Phone

Restarting your phone clears temporary system bugs that may interfere with network connectivity.

Steps:

1. Press and hold the Power button

2. Tap Restart or Power Off

3. Wait about 1 minute

4. Turn the phone back on

Once the device starts again, check if the signal has returned.

3. Check Network Mode Settings

If your phone is locked to an unsupported network mode, it may fail to detect available signals.

To change the network mode:

1. Open Settings

2. Go to Network & Internet

3. Tap Mobile Network

4. Select Preferred Network Type

5. Choose LTE / 4G / 3G (Auto)

Avoid forcing the phone to use only one network type unless recommended by your carrier.

4. Reset Network Settings

If network settings become corrupted, resetting them can restore normal connectivity.

Steps:

1. Open Settings

2. Tap System

3. Select Reset Options

4. Tap Reset Wi-Fi, Mobile & Bluetooth

After resetting, restart your phone and reconnect to the network.

Note:

This reset will not delete your photos, apps, or personal files, but it will remove saved WiFi networks and Bluetooth connections.

If your phone keeps losing signal frequently, you may also want to read our guide on Android Phone Keeps Disconnecting from Wifi – How to Fix.

5. Remove and Reinsert the SIM Card

A SIM card that is slightly misaligned can prevent proper network detection.

Try reseating the SIM card:

1. Turn off your phone

2. Remove the SIM card tray

3. Take out the SIM card

4. Clean it gently using a dry cloth

5. Place it back correctly

6. Insert the tray and turn the phone on

After the phone restarts, check if the network signal appears. In some cases, this problem may occur even when the signal appears normal, but the phone cannot properly register with the network. This can result in a “No Service” or “Emergency Calls Only” message

6. Check for System Updates

Outdated Android versions sometimes contain network-related bugs.

Updating your system software may fix compatibility problems.

Steps:

1. Open Settings

2. Tap System

3. Select Software Update

7. Try Manual Network Selection

Sometimes your phone fails to automatically detect the correct carrier network.

Steps:

Open Settings
Tap Mobile Network
Select Network Operators
Disable Automatic selection
Manually choose your carrier

This forces the phone to reconnect directly to the available network. If your mobile data is connected but still not working, you can also read our guide on mobile data connected but no internet.

When to Contact Your Mobile Carrier

If none of the solutions above work, the problem may be related to your mobile carrier rather than the phone itself.

Possible carrier-related issues include:

• Network outage in your area

• SIM card activation or provisioning errors

• Account-related restrictions

• Carrier-side network maintenance

In this case, contact your carrier’s customer support for assistance. If your phone connects to WiFi but still has no internet access, check our guide on Android connected to WiFi but no internet.

Frequently Asked Questions (FAQ)

Why does my phone say No Service even with a working SIM card?

This usually happens when the phone cannot connect to nearby network towers due to incorrect settings, software bugs, or temporary signal issues.

Can a software update cause No Service problems?

Yes. Sometimes system updates change network configurations, which may temporarily affect signal detection.

Will resetting network settings delete my data?

No. Resetting network settings only removes WiFi passwords, mobile network configurations, and Bluetooth connections. Your personal files remain safe.

How do I know if the issue is from my carrier?

If your SIM card works normally in another phone but your device still shows No Service, the issue is likely related to the phone settings or software.

Why does my phone say “Emergency Calls Only”?

This usually happens when your phone cannot register with your carrier network, even though the SIM card is detected. It may be caused by signal issues or incorrect network settings.

Network problems can sometimes affect other apps as well. If you experience messaging problems due to unstable connectivity, you may also want to read our guide on WhatsApp Messages Not Sending But Internet Works.

Conclusion

If your phone shows No Service even though the SIM card works, the problem is usually related to network settings, temporary glitches, or software issues.

Simple solutions such as toggling Airplane Mode, restarting the device, resetting network settings, or reinserting the SIM card can often restore the connection quickly.

If the problem persists after trying all troubleshooting steps, contacting your mobile carrier is the best next step.