Download a stable version from the official websiteHttp://rom.xiaomi.cn/list-169-1-6-1-1-2
1. let's shut down the phone first, then press "power key" + "volume down key" to enter Recovery. After entering this mode, we can select Recovery through the "volume down key" on the mobile phone and then press "volume up ".
2. Click the power supply key to enter the menu, as shown in the following figure.
3. Now we use the phone's "volume down key" to move to "wipe data/factory reset" and then press "volume up key", as shown in the following figure.
4. On the next page, click "yes" to confirm the deletion, as shown in the following figure.
5. Now we can use the volume down key to move to the "wipe cache partition" and then press the volume up key, as shown in the following figure.
6. then, we can use the volume down key on the page to find "apply update from sdcard" and then click "volume up key to confirm" (note: select "apply update from sdcard2"
7. Now we find the card swipe package and click "volume up key" to execute it, as shown in the following figure.
8. now we are waiting for the interface. We can wait until the phone prompts "reboot system now" to restart!