Update method is as follows:
1. This is a convenient function in the Mi 11 system. First, we open the phone and find the Settings in the phone.
2. Then enter the Settings button, find my device, after which our system version is displayed, we enter my device.
3. After entering, we can see the information about the mobile phone and the version number of the system. At this time, we continue to click the system.
4. After entering the system page, we can see a symbol button in the upper right corner of the phone, we click it.
5. After opening, a number of options will pop up, among which there is an option to switch to the development version, if your system is 131 development version, the system will prompt you to back up the phone's files before switching, so as to avoid loss, it is recommended that you back up on the computer first.