Battery Optimization (Huawei Devices):
To optimize Truecaller settings for better performance on Huawei devices, follow these steps:
Go to Native Settings.
Search for "Battery Optimization."
Select "All Apps."
Search for "Truecaller."
Select "Don't allow" and click "OK."
Display Over Other Apps/Draw Over Other Apps:
Open the native Settings app.
Search for "Apps" option.
Under that, you will find another "Apps" option.
Search for "Truecaller."
Select "Draw over other apps" option.
Allow the "Draw over other app" option
These steps should help you optimize the Truecaller app on your Huawei device.