Kill Switch: GMS Over-The-Air (OTA) Configs
simply block Play Services on a standard phone unless you’re prepared to lose functionality. disable play services xml download
If you are seeing a persistent "Downloading" notification related to Play Services or want to limit its background activity, try these steps: Disable Background Data Settings > Apps > Google Play Services > Data usage and toggle off Background data Kill Switch: GMS Over-The-Air (OTA) Configs simply block