Install extundelete by entering the following commands in the terminal:
sudo apt update sudo apt install extundelete
Description:
utility to recover deleted files from ext3/ext4 partition
extundelete uses the information stored in the partition's journal to attempt to recover a file that has been deleted. There is no guarantee that any particular file will be able to be undeleted.
Homepage: http://extundelete.sourceforge.net/
Version: 0.2.4-1ubuntu1
Section: universe/utils