- Plesk for Windows
How to free up disk space on a Plesk for Windows server?
Connect to the Plesk server via RDP and remove temporary files from the
Use Plesk Repair Kit to clean up space.
Log in to Plesk and clear application cache at Tools & Settings > Application Vault > Installed Apps tab > Clear Cache.
Add a new hard disk and transfer virtual hosts, mailboxes and backup files to it. Follow these articles for details: