Sometime cPanel may have disk over usage and, cPanel -> Disk Usage may shown “Files in Hidden Subdirectories”, you can’t use find out if you don’t know the way. Hidden files are normally dot files like .jbl or, .trash or, anything folder name with dot before. This folder’s will be hidden automatically. what you have to do is, go to cPanel -> file manage and, navigate to the right top corner of File Manager and, click on Settings and, check in Show Hidden Files.
After checking the box, you can see the dot files and, folders in left menu and, all files and folders. you can now check each dot folders and, see the size and, find out the files and, delete them all to free up your hosting spaces.
Here you can see all the files and, Spaces it consumed including dot hidden files/folders. click on the folders of maximum size and, delete them easily.