Connect the Xiaomi phone to the computer and flash Wandoujia software.

1. Download and install Wandoujia on your computer. You can download it from the official website.

2. Connect the mobile phone and computer with the data cable. The mobile phone needs to confirm that USB debugging is turned on.

3. Find the one-click flash function and turn it on.

4. Select ROM and back up data.

5. Just restore the data after completion.

Wandoujia:

Wandoujia is a mobile phone management software based on Android. It has the functions of backing up and restoring important data, address book data management, application management, music download, video download and management. and other functions.

On the afternoon of July 5, 2016, Wandoujia officially announced that its application distribution business will be merged into Alibaba Mobile Business Group (hereinafter referred to as Alibaba Mobile), and the two parties have formally signed a merger and acquisition agreement.