operation sequence/order
1. To start, first find the application "Phone" on the mobile phone desktop and click to enter a new interface.
2. Then enter the telephone operation interface, find the "Favorites" option, and click Open.
3. After entering the personal favorites operation interface, find the "+"icon option in the upper right corner and click Open.
4. In the pop-up list of all contacts, click the contact you want to collect.