Yes, there is no harm in deleting these files. I delete mine all
the time. When you perform a system maintenance, these files are
deleted at that time as well.
A simple way to delete temporary files would include using your
'disk cleanup' utility. Just click on the program and check the box
next to 'temporary files.' Then confirm the delete.
You should delete temporary files and empty Recycle Bin?
Yes
Can you safely delete temporary files?
Often temporary files does not make any critical harm when
deleted. But many programs create temporary files while a project
is open etc. It's not allways safe to delete all temporary files.
When deleting anything in a operating system you should be sure you
know what you are doing.
Use the Disk Cleanup tool to remove temporary files, which can help eliminate some malware remnants: Press Windows + R , type cleanmgr , and hit Enter. Select your system drive (usually C:) and click OK. Check the boxes for temporary files and click Delete Files. Press Ctrl + Shift + Esc to open Task Manager.
What is disk cleanup option?
It deletes temporary and necessary files to lighten up your
PC.