Message blocking is active on Android, which usually means that there is an option in your phone or SMS service Settings to block messages from a specific number or unknown numbers. Then, you cannot send or receive any information from certain numbers. If you want to fix the issue, this post from NewsPivot will help you.

Method 1: Restart Your Device

When you encounter many problems on your Android phone, such as “message blocking is active on Android”, restarting the device first is a good solution. Restarting the device can reset network services, and refresh device data, and may fix the error.

You just need to press and hold the power button on your device until the Power off option appears. You can select the Power off option and wait for the device to shut down completely, and then press and hold the power button again until the device restarts. Or you can click the Restart option directly. After that, check whether the SMS Block activation error is restored. If the problem persists, you can try the following other methods.

Related post: What Does Sent as SMS via Server Mean on Android and Turn it Off

Method 2: Clear Messages App Cache

If you restart the device, the “Message blocking is active on Android” notification still exists on your phone, you can try clearing the app’s cache. If the cache exceeds storage limits or is corrupted in some way, it may result in a message-blocking error.

The first thing to know is that deleting the cache on the SMS app will not delete any of your messages. It will delete temporary information that you do not need. The following is the specific operation of deleting information application cache:

Step 1: Open the Settings menu in Android.

Step 2: Go to Apps.

Step 3: Select the Messaging app, and then click on Storage.

choose Storage

Step 4: Tap the CLEARE CACHE button at the bottom of the screen.

hit the CLEARE CACHE button

Method 3: Check Network Coverage

On Android devices, if you encounter the “SMS block activated” error, it’s usually related to the mobile network. Make sure your area has good network coverage. If possible, try moving to a different location to see if you can improve your network connection. You should also check your phone’s coverage Settings. There are several specific steps for you to do it:

Step 1: Go to the Settings menu and select Mobile network.

choose Mobile network

Step 2: Click the Mobile data button to enter the network details screen.

tap on Mobile data

Step 3: Select the Carrier icon, then you can view the list of available networks.

click the Carrier icon
If you are in an area known to have network coverage, but your device shows no network coverage, try reinserting the SIM card. You can also check if your device is in Airplane Mode, and if so, turn it off.

Related post: 5 Solutions for the Mobile Network State Disconnected Error

Method 4: View the SMS Blacklist

Message blocking is active on Android on your phone probably because you previously blocked the number, adding it to a blacklist. Maybe you blocked it a long time ago but forgot about it, or you accidentally added it to the blacklist. Here are some steps for you to check and unblock a number.

Step 1: Open the Messaging app on your desktop.

Step 2: Click the three-dot icon in the upper right corner and select the Blocked button.

tap Blocked

Step 3: Then you can see all the numbers you blocked before. Select the number you want to send a text message to.

Step 4: Click on Add to trustlist.

hit Add to trustlist

Method 5: Reinsert Your SIM Card

If you are unable to send any messages, there may be some problems with your SIM. At this point, you can turn off the phone and remove the SIM card. Check whether the SIM card and port are damaged or whether the SIM card is correctly installed. If the SIM card is installed incorrectly, it may cause problems with the SMS service.

In addition, prolonged use or improper handling may lead to oxidation or wear of the contact point between the SIM card and the phone, affecting the transmission of communication signals. Reinserting the SIM card removes dirt or oxide from the contact points and restores good contact.

Related post: Try These Things to Make an Android Phone Run Faster

Final Words

You have been given instructions on how to turn off message blocking. I hope this post will help you. If the above steps do not resolve the problem, you may need to contact the phone manufacturer’s customer service or the carrier’s customer service for further assistance.

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