1. According to today's headline information, log in to the Perfect Platform account, and click the "My" menu to enter the personal center page.

2. On the personal center page, click the "Personal Information" option to enter the personal information page.

3. On the personal information page, you can see the avatar box, avatar and other information. To change the avatar, you need to click the "Change" button next to it.

4. In the pop-up window, select "Select from Album" or "Take a photo and upload" to make a selection.

5. After the photo is uploaded, you can cut and zoom the photo, and click "OK" after adjustment to complete the avatar replacement.