Update Instagram to the latest version
Force close Instagram and reopen it
Log out of Instagram and log back in
Clear Instagram cache on Android
Restart your phone
Check your internet connection
Switch between Wi-Fi and mobile data
Disable VPN or proxy if enabled
Set your phone’s date and time to automatic
Update your phone’s operating system
Uninstall and reinstall Instagram
Check if Instagram is experiencing an outage
Try sending messages from another device
Contact Instagram Support if the issue continues