How to delete the phone number stored in the mobile phone card?

To delete the phone number stored in the mobile phone card:

1. Open the phone and find the contact person.

2. Click the sign with three dots and select "Contacts to Display" in the pop-up menu.

3. Click the on key after "Show sim card contacts" in the opened page, and click the select key after "sim".

4. All contacts in the sim card will be displayed, and then click the symbol with three dots.

4. Select Delete from the pop-up list.

5. After checking the "All" option, click "Delete" below.

6. When prompted, you must ensure that the contacts in the sim card have been copied to the mobile phone, and the contacts in the sim card are useless before clicking Delete.

7. The deletion has been completed.