Method 1: Clean the cache directly and manually. First, we need to know the main storage location of the cache, such as the cache of ie browser. We can open the browser, find the internet options, find the general options in it, and then click the delete button under the clear history, so that we can clean up the computer cache.

Method 2: Use security-related third-party software to clean up the cache. Find the corresponding cleaning plug-in and a button to clean up all the junk files in the computer. There is also a clear command, which can also help the computer clear the garbage. But the command is relatively complicated, so it is generally used by experts.

Method 3: The above methods are the most commonly used, and there is an uncommon method, that is, reinstalling the operating system. For some computers that have been used for a long time, we can adopt this method.

Cache files are called Internet cache files. When a user accesses the Internet, the web browser will automatically save the content of the webpage accessed by the user in a temporary Internet folder.