• How to enable background application on Xiaomi phone

    For Battery Alarm to work properly, it must be allowed to run in the background. Mobile device manufacturers are stopping all applications running in the background and thus trying to extend battery life but to the detriment of users. (Xiaomi, Huawei, OnePlus or even Samsung...) We can't do that programmatically, but the user has to manually "Lock" the application in order for it to run in the background.

Battery alarm Youtube channel -->  Other videos ↗

If there is no option as above in the pictures then find the "SECURITY" icon and look at the following pictures: