If you are experiencing issues with Live Caller ID on your OnePlus device, please follow these steps to ensure optimal performance:
Battery Optimisation:
Navigate to Settings.
Select Battery.
Go to Battery Usage.
Locate Truecaller in the list.
Allow foreground activity and Allow Background activity.
Additionally, set Truecaller as the default Caller ID App on your device for Live Caller ID to function correctly.
Display over other apps/Draw over other apps:
To ensure proper functionality of Truecaller, please follow these steps on your device:
Settings > Apps > App management > Truecaller:
Allow the "Display over other apps" option.
These settings will help optimize your experience with Truecaller.
The same settings can also be accessed by log pressing on Truecaller app icon (i)