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WhatsApp Message Not Delivered? Here’s How to Fix it

by | Jul 13, 2023

WhatsApp has become a widely-used messaging app, with many people using it as their primary means of communication and some businesses relying entirely on it. When you encounter a glitch or issue that WhatsApp Message Not Delivered. Fortunately, in most cases, there are steps you can take to resolve the issue and successfully send your message. This may involve reconnecting to Wi-Fi if there is an internet issue or updating the app to the latest version. It is crucial to understand why the problem is occurring in the first place, so you can take appropriate action. We can assist you in identifying and resolving the issue so that you can send your messages without any trouble.

WhatsApp Message Not Delivered! Why?

There are many potential reasons why your WhatsApp messages may fail to send. One common cause is an issue with the internet connection, either on your end or on the recipient’s end. Fortunately, WhatsApp provides clear indications of where the problem may lie.

The following are some of the reasons why WhatsApp may be unable to send your message.

1. Connectivity Issues

Connectivity Issues

Connectivity issues are one of the most common reasons your WhatsApp messages are not sent . Since WhatsApp messages are sent via the internet, having an unstable Wi-Fi or data connection can prevent your messages from being delivered.

To see if the problem is on your end, check the tick marks beneath each message. If you see one grey or transparent tick mark, your message has been sent but not delivered, and the issue may be on the recipient’s end. If none of your messages go through, the issue is likely on your end.

Also, if you see that messages fail to send to one contact only but not other contacts, maybe it’s the recipient’s issue or you may have been blocked. So, If there are no tick marks at all and instead a circle appears, it indicates that messages are not sending on your end, perhaps it is because you don’t have a working internet or network connection when using data.

Anywy, checking the tick marks can help you identify where the issue lies and take the neccesary steps to resolve it.

2. WhatsApp Update Issues

An update issue may occur when there are some bugs or technical issues within the app that only occur on certain phones. This can often be resolved by updating the app, and the good news is that WhatsApp frequently releases new updates to address and solve such issues.

WhatsApp Update Issues

Suppose you experience problems with WhatsApp messages not sending on Wi-Fi. In that case, it is advisable to make a habit of regularly updating the app to ensure that you have the latest version and any bugs or issues have been addressed and solved.

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3. Server Issues

A server issue is another potential reason your WhatsApp messages may not be sent. This could be a larger problem occurring at the servers of the WhatsApp platform, such as a WhatsApp outage, which typically means that noone in the world can send messages on WhatsApp. You can check if others are having a similar problem by trying to call or using different messaging apps.

Sometimes, issues at the main servers can cause the entire service to go down. Since WhatsApp is owned by Facebook, security breaches or other problems affecting Facebook or Meta can also cause all of the apps under the company to stop working. If you notice that your Facebook, Instagram, and WhatsApp are not functioning together, it is possible that there is an issue with the servers.

How To Fix WhatsApp Message Not Delivered?

If you’re having trouble with WhatsApp, don’t worry, there are a few things you can try to fix it. Depending on the cause of the issue, the solution may be different. If you’re not sure what’s causing the problem, don’t worry! You can try out each solution one by one and see which one works for you.

1. Checking and Resolving Connectivity Problems

The first step in resolving WhatsApp issues is to ensure that your Wi-Fi or mobile data is functioning correctly. To check, see if it is turned on, which can usually be found by dragging down the Control Menu on your home screen. If there are any network issues, try turning it off and then back on again, as this often resolves such issues.

Checking and Resolving Connectivity Problems

Next, check if other apps requiring an internet connection function and work correctly. You can try playing a video to see if it plays smoothly, or google something you haven’t recently like “horse”. If your internet is the problem and nothing is loading, you can try turning off and on the router, or contact your Internet Service Provider (ISP) to see if there is any problem on their end. Connectivity issues typically get resolved on their own after some time.

2. Contacting The Person

If you conclued that your WhatsApp messages are being sent but not delivered, the problem may be on the recipient’s end. To resolve this, you can try calling or texting them through another messaging app or even sending a text message via your SIM card. You can also call them and ask them to check their WhatsApp messages if their data is turned off.

Sometimes, simply sending a text message to the recipient can help them fix the issue, enabling you to communicate with them again through WhatsApp. This is particularly essential if you are communicating with clients on WhatsApp and time is of the essence.

3. Checking Whether You’re Blocked

If you’re experiencing undelivered WhatsApp messages when trying to contact a specific person, they may have blocked you. This can result in a “WhatsApp message sent but not delivered” error. To confirm whether you have been blocked, there are several things you can check.

  • Firstly, check the contact’s “Last Seen” status. By default, this should show when they last used WhatsApp. It may indicate that you have been blocked if you can’t see their “Last Seen” status.
  • Next, see if you can view the contact’s updated profile picture. If they have blocked you, you will only be able to see the profile picture that was set before the block.
  • You may have been blocked if your messages to the contact only have one tick mark.
  • You can also try placing a call to the contact. If the call doesn’t go through, you may have been blocked.
  • Another way to confirm if you have been blocked is by trying to add the contact to a group. If you receive a message stating that you are not authorized to add the contact, it’s a clear indication that you have been blocked.
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If you have confirmed that the contact has blocked you or even muted you on WhatsApp, there is no way for your messages to be delivered unless they remove you from their blocklist.

4. Checking If Your WhatsApp is on Low Power Mode or Data Saver Mode

Enabling Low Power mode or Data Saver mode on your WhatsApp application can result in undelivered messages. To resolve this issue, you’ll need to disable these modes. Here’s how you can do it:

Checking If Your WhatsApp is on Low Power Mode or Data Saver Mode
  • For iPhone users, go to Settings > Battery and toggle off the switch for “Lower Power Mode”.
  • To turn it off for Android users, go to Settings > Battery > Battery Saver.

Once you’ve disabled these modes, relaunch WhatsApp and check if the issue with undelivered messages has been resolved.

5. Using AirDroid Personal

If Meta experiences an outage, this means that many of its apps, including WhatsApp, Messenger, and Instagram DMs, may not work. While you can still try to reach your clients or the recipient through a phone call, it can be challenging to contact international clients during such times.

Therefore, it’s a good idea to have a backup option in place. AirDroid Personal can be used as an alternative messaging app. However, like most apps, both parties must have the app installed. To avoid any inconvenience during Meta outages, you can encourage others to install the app as a backup, allowing you to continue your business without any disruptions.

AirDroid Personal has many useful features, including messaging, and it can be helpful in emergencies. Thus, it’s a great idea to have the app installed on your phone.

6. Updating the App

Sometimes, the issue with WhatsApp may stem from a bug or glitch within the app. To avoid this, it’s best to keep your apps updated regularly. If you have automatic updates turned off, you can check the Play Store or App Store for any available updates by searching for WhatsApp.

Once you checked for update, install it and relaunch the app. Doing this should resolve any issue. If the problem persists, you can try uninstalling and reinstalling the app allover. However, be very sure that your chats are backed up, or you risk losing all your chat histories.

7. Restarting Your Device

Restarting Your Device

Restarting phone usually resolve many issues, including problems with sending WhatsApp messages. This simple fix can help restore your phone’s previous settings and resolve any underlying issues causing the problem. While it seems unlikely that a simple restart will be necessary, it’s worth trying if other solutions have failed.

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In the worst-case scenario, resetting your phone may be necessary. However, before taking such drastic measures, it’s advisable to check your phone’s settings to see if you have any messaging restrictions preventing you from sending or receiving messages from different apps.

8. Turning on Background Data

If you’re still experiencing undelivered WhatsApp messages, you may want to try enabling Background App Refresh (on iPhone) or allowing background data usage (on Android) for WhatsApp. Here’s how to do it:

For iPhone users:

  1. Navigate to the Settings of your iPhone and search for WhatsApp. 
  2. Toggle on the option for Background App Refresh to allow WhatsApp to run in the background.

For Android users 

  1. Press and hold the WhatsApp icon until more options appear. 
  2. Tap on “App info” to open the Mobile data & Wi-Fi menu. 
  3. Toggle on the switch for Background data. Ensure that background data is not restricted for WhatsApp.

Once you have enabled Background App Refresh or allowed background data usage for WhatsApp, check if the issue with undelivered messages has been resolved.

9. Clearing WhatsApp Cache

If you’re experiencing issues with undelivered messages on WhatsApp, clearing the app’s cache may help resolve the problem. Clearing the cache will only delete temporary files and won’t affect your personal data. Here’s how to clear the WhatsApp cache:

Clearing WhatsApp Cache

For iPhone users:

  • Open the WhatsApp app and go to “Settings.” 
  • Navigate to “Data and Storage Usage” > “Storage Usage.” This will display a list of threads and conversations along with their storage size. 
  • Select the conversations you want to take action on, scroll down, and click on “Manage.” Choose the types of data you want to clear and click on “Clear.”

For Android users: 

  • Long-press the WhatsApp icon on your device and click on “App info.” 
  • Go to “Storage” and tap on the “Clear Cache” button.

Once you have cleared the WhatsApp cache, check if the issue with undelivered messages has been resolved.

10. Leaving the Beta Program

If you have tried all the other solutions and are still experiencing undelivered WhatsApp messages, it’s possible that the issue is due to using the WhatsApp Beta Program. To fix this, you will need to switch from the experimental feature WhatsApp to the stable program. Here’s how:

  • For iPhone users, go to WhatsApp settings and click on “Linked Devices.” Press “Multi-device beta” and choose to leave beta testing.
  • For Android users, go to the Google Play Store and search for WhatsApp. Click on the app details and leave beta testing.

Once you have left the WhatsApp Beta Program, relaunch WhatsApp and check if the issue with undelivered messages has been resolved.


Having the knowledge to troubleshoot undelivered WhatsApp messages can be incredibly valuable, particularly if you use the app for business purposes. A single undelivered message can have a significant impact on a business deal with a client. Although this issue can typically be resolved easily, there may be instances where there’s no straightforward solution. Therefore, it’s always wise to have a backup option, such as AirDroid, set up on your phone.

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