Back up valuable data on C drive in advance. Ensure there is contiguous unallocated space if you choose to use Windows Disk Management. Method 1. Increase system partition via EaseUS ...

As there is no unallocated space after the C partition drive, the “Extend Volume” option is disabled. In this situation, you can free up some space first, then extend your partitions.

GPT protective partitions are a defense mechanism that springs into action to prevent users accessing certain partitions, but ...