The Messenger Cleaner feature frees up memory and storage on your device by deleting photos, gifs, videos and audio files that are saved in your Messenger conversations.
To use this option, open dfndr performance, select Tools at the bottom of your screen and tap on âMessenger Cleanerâ
1- You can filter the files by date, type or size by selecting the filter button .
2-Â Before deleting files, you can first open them in a list to verify which files you want to delete.
3-Â Select all files that you want to remove, then tap âDELETEâ.
4- Select âConfirmâ to remove them.
REMINDER:  Once confirmed, all selected files will be permanently deleted and cannot be recovered.