C: Set to no virtual memory, and set the virtual memory as the last disk. Generally, the virtual memory is set to 2-3 times the memory. More than 4G memory, no need for virtual memory without processing large images.
My computer-> Right click-> Attribute-> Advanced environmental variables
Set Temp and Tmp as the newly created Temp folder of the last disk.
Finally, set the browser's cache folder to the last disk.
In the future, the C disk will remain relatively clean.