Methods/steps
Open Explorer and navigate to "C:\windows\help", which is usually a windows help file. You can delete all the files in it. Right-click the Help folder and select Delete from the right-click menu that appears.
Open Explorer and navigate to "C:\windows\winsxs\Backup", which is usually a backup file of windows. You can delete all the files in it. Right-click the backup folder and select Delete from the right-click menu that appears.
Of course, some files can be deleted. You can delete it yourself or use optimization software. Open the Rubik's Cube software, as shown in the figure, and find the "Cleaning Master" tool in the application.
After opening, switch to the "System Slimming" tab in the top navigation bar, and then click the "System Disk Analysis" button in the lower left corner of the interface to start analyzing the system disk. After the analysis, you can select the check box to select the items to delete.
After selecting the items to be deleted, click the "System Slimming" button in the lower right corner of the "Cleaning Master" interface to start cleaning the selected items. You can delete it directly to the recycle bin or directly.
Switch to the "One-click Cleaning" tab of the "Cleaning Master" interface, and click the "Start Scanning" button in the lower right corner of the interface to start scanning the junk files, as shown in the figure, which shows the junk files that have been scanned by 6.77M m..
After scanning, click the "Clean" button in the lower right corner of the interface, and the Rubik's Cube "One-click Clean" program will automatically clean the 6.77M junk files just scanned, as shown in the figure, and the junk files are cleaned successfully.