How to undo Huawei's backup recovery?

Huawei's backup recovery revocation method: First, open the backup recovery application on Huawei's mobile phone, click the recovery option, then find the data that has just been backed up on the recovery page, click the data to be revoked, and finally click the Delete button.

Huawei's backup function: it can back up address books, short messages, applications, etc. In your mobile phone; When the mobile phone upgrades the system, refreshes the machine and replaces the mobile phone, the data can be restored to the mobile phone.