Xiaomi’s PowerKeeper system relies on app signatures to apply optimization rules. When an XQ APK is resigned with a generic test key, HyperOS treats it as a "third-party unknown source." Consequently, the system disables:

Remove apps like MSA , Feedback , and Analytics . These run in the background, consuming 200-400mA of current silently. With them gone, the Battery APK has less work to do.

If you want the latest power management tools before they roll out via standard system updates, you can sideload the APK manually. 1. Download the Latest Variant

Xiaomi’s MIUI and HyperOS are heavily customized Android skins that rely on specific VNDK (Vendor Native Development Kit) interfaces and power daemons (e.g., miuibooster ). While standard APKs from the GetApps or Google Play Store adhere to Xiaomi’s battery optimization protocols, "Extra Quality" APKs—often repacked with higher resolution assets or disabled throttling—bypass these guardrails.

Here are some tips and tricks for optimizing battery and performance on Xiaomi devices: