Empty the Recycle Bin
Delete temporary files
Use Disk Cleanup
Uninstall unused programs
Remove large files you no longer need
Delete duplicate files
Clear browser cache and downloads
Move files to an external drive
Move files to cloud storage
Delete old system restore points
Disable hibernation if not needed
Clean up the Downloads folder
Remove unused user accounts and their files
Compress large files or folders
Clear app caches and offline files
Check for large hidden files
Use Storage Sense
Delete old Windows update files
Remove unnecessary game files and mods
Archive old photos, videos, and documents