Do not use random websites. The authentic "HOT" version has the following SHA-256 hash (verify before installing): a1b2c3... (check XDA Developers forum for current hash). File name typically: Google_Installer_HOT_v4.2_MIUI1255.apk .
Ensure that in Settings -> Accounts -> Google , all sync options are enabled. Google Installer For Miui 12.5.5 Android 10 -HOT
Xiaomi China ROMs are designed to comply with local regulations, which means Google Services Framework (GSF) is not pre-installed. Do not use random websites
The front-facing app repository client interface used to manage application deployments. Step-by-Step Installation Process Google Installer For Miui 12.5.5 Android 10 -HOT