When you use Windows operating system and run application software, a large number of temporary junk files will be generated. When you update the security vulnerability patch to the system, hundreds of megabytes of useless backup patches will be generated, which will not only cause bloated disk space, but also slow down the operating system.

When the computer is turned on and running, the sum of useless files generated by the window operating system on drive C, such as browsing pictures, opening word documents and other files, will see their edited file names or opening documents in the "Documents" in the "Start" menu. When you install online games or applications, it will be in C: \ Windows \ temp; Leave some temporary useless files and downloaded files; When you browse the web, IE browser will also store the web addresses you have visited before, as well as the cached files of the web, as well as the accounts and passwords of which websites you have logged in.

How to clean the disk? It is recommended to use professional disk cleaning software-Kingsoft Guardian.

In view of the tedious operation that most users don't know how to clean the disk, manual cleaning is not recommended, which may lead to system problems. It is recommended to use the professional disk cleaning software Kingsguard, which can solve the disk cleaning problem without complicated operation.

1. Open the main interface of Kingsguard and click the "Garbage Cleaning" tab to clean up the garbage files, traces and registry.

2. Then click "Large File Management" to delete or transfer large files according to the scanning results. If you don't know which large files can be migrated, click here.

3. Click the "System Slimming" tab. Over time, there are more and more dispensable files in the system disk, which not only takes up disk space, but also affects system performance. Manual cleaning is inconvenient and unsafe, which can intelligently detect and clean unnecessary files in the system disk and release disk space.