Rc-corvt.cab -

rc-corvt.cab is a temporary Windows Update Cabinet file, likely used for updating the Windows Recovery Environment. It is not a user document or a virus. It should be handled by the system automatically. If it is lingering in a folder and causing errors, it can typically be safely deleted, and the Windows Update Troubleshooter can be run to re-download it fresh.

Given the lack of specific information about rc-corvt.cab, here is a general guide: rc-corvt.cab

Without more context about rc-corvt.cab, consider the following: rc-corvt