Downloaded Program Files are the program installers you’ve downloaded from the internet. These are usually not needed after you’ve installed the file, unless you plan to install it again. Temporary Internet Files are the cached files from browsing with Internet Explorer. Windows error reports are log files that contain errors that occur as you use your PC. DirectX Shader Cache are cached graphics used to make images on your PC load faster. They aren’t required for operation and are safe to delete. Delivery Optimization files are previously-downloaded files used for installing updates and are safe to delete. Recycle Bin is a folder that contains the files you’ve deleted. You should only select this option if you are sure you won’t need to restore files from your Recycle Bin later. Temporary files are simply temporary files created by various apps on your computer. They are not meant to be permanent, so don’t worry about losing anything by deleting them. Thumbnails are cached images of pictures and videos on your computer that appear when you browse for files. Deleting them is fine and they’ll just be automatically created again when necessary.

Disk Cleanup will close automatically once the selected files are deleted.

You may be prompted to select the drive again after clicking this button.

Click the More Options tab at the top. Click Clean up in the “System Restore and Shadow Copies” area. Click Delete to delete all but the most recent system restore point. Return to the Disk Cleanup tab when you’re done to continue.

Windows Update Cleanup files can take up a significant amount of space and are only used to install Windows Updates. Windows will automatically download the latest update files in the future, so you probably won’t need to keep these older ones unless instructed by an admin. Microsoft Defender Antivirus are non-critical files used by your antivirus program that can safely be deleted. Device driver packages, Language Resource Files, and Temporary Windows installation files are all meant to be temporary and can be deleted without issue.

Press Windows key + S to activate the search bar. Type storage into the search bar. Click Storage settings in the search results.

To view all categories, click Show more categories below the list.

For example, if you selected Temporary files, you’ll see a list of all files meant to be temporary on your computer. If you choose Music, Pictures, or Desktop, you’ll see how much space is consumed by the files in those specific folders. You can click the View button inside to see the actual files. If you choose Apps & features, you’ll see a list of all apps installed on your computer, and how much space each app consumes.

To delete an app from Apps & features, click the name of the app, and then select Uninstall. To delete a file or folder, click it once to select it, and then press the delete key on your keyboard. You can also drag it over to the Recycle Bin. Temporary files lists the types of temporary files Windows can delete and allows you to select from a list. After making your selection(s), click Remove files at the top to delete those types of files.

Press Windows key + S to activate the Search bar. Type storage. Click Turn on Storage Sense in the search results.

Storage Sense will only delete the files you specify, so don’t worry about losing important data.

To delete temporary app files that are no longer being used, check the box next to “Delete temporary files that my apps aren’t using. " To delete files from your Recycle Bin that have been there for a certain time period, select that time period from the drop-down menu. To delete files from your Downloads folder that you haven’t opened within a certain period of time, select a time period from the drop-down menu. If you’re the type of person to leave files in your Downloads folder for easy access, you’ll want to choose Never from this menu to avoid losing important data.

Click the Download link at the top of the page. Click the green Download link. Click SpaceSniffer Windows Portable under “Download” to download the ZIP file.

Open your Downloads folder. Right-click the file that begins with “spacesniffer” and ends with “. zip. " Select Extract All… Choose a location in which to create the SpaceSniffer folder. Click Extract.

If you want to be able to delete system files with SpaceSniffer, you’ll need to run it as an administrator. Instead of double-clicking the file to open it, right-click it and select Run as administrator instead. Unless you know exactly what each file does, avoid deleting system files with this app.

If you want to be able to delete system files with SpaceSniffer, you’ll need to run it as an administrator. Instead of double-clicking the file to open it, right-click it and select Run as administrator instead. Unless you know exactly what each file does, avoid deleting system files with this app.

Folders are peach and brown boxes, and drives are orange boxes. You can double-click any drive or folder to see the files and folders inside. Files are blue boxes.