You can try to retrieve it with other data recovery software.
If you delete photos in Mobile Manager-Mobile Slimming-Photos, you can retrieve photos deleted within 7 days through the photo recycle bin at the top right of the interface.
Detailed steps:
Click the cleaning acceleration function on the main page of mobile phone housekeeper.
Click on the mobile phone slimming cleaning acceleration function in the upper right corner.
Click on the picture in mobile phone slimming.
Click the recycle bin function in the upper right corner of the picture.