STEP 1 - Record Disk Cleanup Settings to registry Open Command Prompt. Run at commandline: cleanmgr.exe /dc /s
The Disk Cleanup Settings dialog box will open with checkboxes for each area to cleanup.
Select Temporary Internet Files.
Select or deselect other Temporary Files if needed (you will need to scroll down for some of the selections).
(The Disk Cleanup Settings dialog box will close, and automatically save user selections by recording them to the registry).
STEP 2 - Run Disk Cleanup from the commandline
Open Command Prompt.
Run at commandline:
STEP 3 - Automate or simply Step 2
To automate, just set the command from step 2, to run from Task Manager at a set time.
To simplify, set the command from step 2 in a batch file and run when needed.
NOTES: Use caution when selecting Disk Cleanup Settings (other than Temporary Internet Files) in step one.
Your settings are saved by using setting number 1, by using the /sageset: parameter.
Adding /d let's you use a drive letter, c in this case.