Even if you have some space left on your PC, poor maintenance can still slow your operating system down and cause malfunctions. It will remove all duplicate and redundant files from your machine. Luckily, you can use a utility program such as the Cleaner One software. This means none of the glitches and malfunctions would go away.
Combing through all your files may take hours, and there’s a chance you still fail to free up enough space.