Step 1: Opening Disk Cleanup
First search disc cleanup on your computer, and open it up.
Step 2: Which Drive?
When the next screen pops up, select the drive you want to clean up then click ok.
Step 3: Scanning
Next it will scan unwanted files.
Step 4: Which Files?
Select which files you want to get rid of then click ok.
Step 5: System Files
You can clean up system files too, it will free up more disk space.
Step 6: Wait
Depending on how much space your cleaning up, it might take a while.
Step 7: Your Done!
Now you should have enough hard drive space to do what you want!