1. Method 1: First, turn on the mobile phone, click "Baidu Network Disk" and click "My" in the lower right corner.

2. Select album backup in the network disk function, and click the "button" on the right side to open automatic photo backup.

3. Method 2: Click the "plus sign" in the upper right corner of the homepage interface, and select upload photos in the pop-up interface.

4. Then select the picture to upload. If you want to save them all, you can click "Select All" in the upper right corner.

5. Click "Upload" after selection, and click "Transfer List" in the upper right corner to see the pictures to be saved.

6. Method 3: Open a photo, select a picture to save, and click "Share" in the lower left corner.

7. Select Baidu network disk in the pop-up menu, and select Upload to Baidu network disk in the dialog box.