User manual
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Clear low-resolution pictures from chats. Click [Clear Now] button to clear the
red packet pictures, thumbnails, icons and other pictures.
Clear files received or sent through chat. You can delete the app files to free
up the phone storage, including chat pictures and videos, emojis, voice files
and received files. Select an option, click to select the files, then click
Delete.
Note: These kinds of files cannot be recovered after cleaning.