How to use “Disk Cleanup” function in Windows 10 to free up hard disk space ?
Disk cleanup tool will help us to automatically delete temporary files, recycle bin, temporary internet files, delete files in download folder etc.
Follow these steps to run this tool
Go to This PC [ Start menu->Documents->In right pane you can see “This PC”]
Right click “C:” drive and select Properties
If you don’t have sufficient disk space, then use “Disk Cleanup” feature to remove unwanted files.
Disk cleanup 
Disk cleanup files to delete
Select file types from “File to delete” option
- Downloaded Program Files – Tick this option to delete ActiveX controls and Java applets downloaded automatically from the internet when you view certain pages. They are temporarily stored in Downloaded Program Files folder on your hard disk.
- Temporary Internet Files folder contains webpages stored on your hard disk for quick viewing, Your personalized settings for webpages will be left intact.
- Windows error reports and feedback diagnostics files are generated from Windows Errors and user feedback
- DirectX Shader cache – Clean up files created by graphics system which can speed up application load time and improve responsiveness. They will be re-generated as needed.
- Delivery Optimization Files are files that were previously downloaded to your computer and can be deleted if currently unused by Delivery Optimization service.
- Downloads – Tick this this to delete all files in your Download folder.
- Recycle Bin – To remove files you have deleted from your computer. These files are note permanently removed until you empty Recycle Bin.
- Temporary files– Apps can store temporary information in specific folders. These can be cleaned up manually if the app does not do it automatically.
- Thumbnails – Windows keeps a copy of all your picture, video and document thumbnails so they can be displayed quickly when you open folder. if you delete these thumbnails, they will be automatically recreated as needed.
Click “OK” button after selecting all required files for deleting. Then system will popup “Are you sure you want to permanently delete these files ?“, click Yes to start the cleanup.
