: Power off the phone, hold the Volume Up and Volume Down buttons simultaneously, and connect it to your PC via USB.
You cannot simply go to Settings > System Update and switch from China to Global. The OTA (Over-The-Air) mechanism checks the phone's region code against the server. A Chinese model will only ever pull updates from Chinese servers. oppo a37m china to global firmware
Do you have a available for the flashing process? Are you comfortable with the risk of losing your data ? OPPO OPPO A37m - Geekbench Browser : Power off the phone, hold the Volume
Features like Google Discover and Global Search instead of regional assistants like Breeno. Prerequisites for Flashing : Power off the phone