How to restore the phone book if it is accidentally deleted?

Whether the SIM card of the mobile phone has a card, whether the computer side of the mobile phone suite has been backed up, and whether it has been backed up synchronously through the QQ address book. If not, you can only go to QQ or save it again with friends and colleagues you can contact. Unicom mobile phone card, you can go to official website to check short messages, and the call list has relevant records. I don't know about other mobile phone cards. Remember to back it up again when you get it back.

If the data in Apple's mobile phone address book is deleted by mistake, first suspend the related operations of the mobile phone address book, and then use data recovery software to recover the required data. Please refer to the following:

Step 1: Search for' Mutual Shield Apple Recovery Master' in the browsers of commonly used computers to download and install. After that, connect the mobile phone to the computer, run the software, and select the option of "Scan and recover from iPhone device".

Step 2: After that, the software starts scanning the data of Apple's mobile phone. The scanning work will be carried out according to the data format order on the left side of the interface. It takes a little time to scan these data, so wait patiently for the scanning to be completed.

Step 3: After scanning, click the "Contact" option on the left side of the interface, and the specific contact information will be displayed next to it, so that users can better judge whether data is needed.

Step 4: Click "Export Selected Record" after confirmation, and the software will start to restore the selected contact data. Just choose a storage location to store the data, and then you can go to this location to view the recovered contact data.