Disk cleanup Utility is a useful Windows built in application where it can delete old unwanted files, such as
– Windows upgrade log files
– Download Program Files
– Temporary Internet Files
– Offline webpages
– System error memory dump files
– System archived Windows Error Reports
– Recycle Bin
– Temporary files
As long as your computer running in normal mode, you are advisable to clean this from time to time to save hard disk space.
1. Start > Type Disk Cleanup > Click to open Disk Cleanup
You have to wait a few minutes for the files to delete, it depends on how much of data need to be cleaned. For sure, your C drive will have a lot more space afterwards.