Oppo e707t mobile phone cannot be backed up, which is related to the system version and memory space of the mobile phone. It is recommended to save it on the computer with the help of professional backup software. Once the data is lost, it can be recovered by recovery software.

First, stop using mobile phones to avoid data coverage.

Take the top data recovery software as an example.

1. Open the top recovery software and select "Mobile phone data recovery" mode. (Hover the mouse over the function button to see the details)

2. Select the hard disk storage device according to the prompt, and then click Next.

3. Enter the hard disk scanning stage. Users can also "interrupt scanning" if they find that the lost data has been scanned.

4. Select the file to restore. Users can preview the file to see if it is what they need. Then click Next. (After the file is lost, the file name will be automatically changed by the system. If the required files are not scanned, please scan and recover again using the "General Recovery" mode. )

5. Select the storage directory of the recovered files. Users can restore files to their computers to prevent data from being overwritten, and then click Next to wait for the recovery to complete.