Safely remove old files in /boot
2788
How do I free up more space in /boot?
49775
How to delete files bypassing trash
129670
How to clean up unnecessary files
89
How do I remove old kernel versions to clean up the boot menu?
93962
Reducing Lion OS Footprint by removing unnecessary files/folders
74026
How can I delete all folders of a specific name without deleting Contents in it?
128074
How do I remove a directory and all its contents?
2018
How to remove everything Ubuntu One-related?
133195
Is there any way to prevent deletion of certain files from user owned directory?
113233
Is removing old linux-headers and linux-image packages safe?
134236
How to remove all files in a directory except hidden ones?
104908
How to delete History of installed packages
95149
How to clean up bootloaders & UEFI entries from other installs?
14120
Efficiently delete large directory containing thousands of files
84924
Find and remove large files that are open but have been deleted
149021
How do I clean up my harddrive?
40005
How to Delete Files and Application Data Container Values in One Go?