If Live Caller ID isn't working properly, follow these steps to ensure Truecaller runs optimally:
Battery Optimization
Option 1 (Detailed):
Go to Settings
Tap Battery and Device Care
Tap Storage > Apps
Find and select Truecaller
Tap Battery
Set to Unrestricted
Option 2 (Short):
Go to Settings > Apps
Select Truecaller
Tap Battery
Set to Unrestricted
Display Over Other Apps
Go to Settings > Apps > Truecaller
Enable Appear on top
Shortcut: Long-press the Truecaller app icon, tap the (i) icon, then enable Appear on top
Adjusting these settings will help restore Live Caller ID functionality. Let us know if you need further help.