Use the tutorial:
Open Tencent Mobile Manager and find the photo sorting function.
After opening the photo sorting function, find the photo slimming function and click Enter to open it.
After clicking to turn on the photo slimming function, the mobile phone housekeeper will automatically detect all photos of the mobile phone, and then click the following to slim down immediately.
After clicking, the mobile phone housekeeper will automatically sort out all the photos that need to be slimmed down, and then a window will pop up for the mobile phone housekeeper to delete the pictures, and then click Delete at the back.