How to recover the phone when it is hacked?

Method 1: Open the mobile phone housekeeper, click harassment interception-interception rules-blacklist, press and hold the mobile phone number to be pulled back, check the mobile phone number to be pulled back, click Delete, check "Recover information at the same time", and click Delete. Method 2: In the mobile phone contact list, click to open the blacklisted contact, and click "More Options"-"Remove from Blacklist".