- Open the Messenger app > Settings > Privacy and Security > check all settings for your account.
- Long-press the message > Plus icon > Reset the emoji preferences.
- Open Messenger app info > Storage and cache > Clear cache.
Basic Fixes
- Log in again to your Facebook account: This will load all your chats and preferences again in the Facebook Messenger app.
- Force quit and relaunch: Depending on your device, we suggest force quitting and relaunching the app to give it a fresh start.
- Update Messenger app: Install the latest version of the app to get rid of bugs.
Fix 1: Check Privacy and Security Settings
You can first start by checking the account privacy settings in the Facebook Messenger app. You may have selected a preference that is leading to Messenger Reactions not working. Here’s how to check the same.
Open the Messenger app > Settings > Privacy and Security > check all settings for your account.
Fix 2: Reset Custom Emoji
Facebook Messenger lets you select your custom emoji for reacting to messages. You can reset your custom emoji.
Step 1: Open Facebook Messenger on your iPhone or Android.
Step 2: Open a chat with your friend and then long-press on any message to access message reactions.
Step 3: Tap the Plus icon next to the emoji reactions.
Step 4: Tap on Customize > Reset .
For Android, tap the Reset icon at the top.
Fix 3: Clear Facebook Messenger App Cache
You can clear the Facebook Messenger app cache that gets stored over some time to maximize your user experience. An outdated app cache can lead to such issues.
On iPhone
Open Settings > General > iPhone Storage > Messenger > Offload App > tap to confirm.
On Android
Open Messenger app info > Storage and cache > Clear cache .
