In almost all cases, this issue is caused by corruption in one or more system elements or by the lack of the latest Windows updates for the affected computer. Thankfully, this problem is entirely solvable. To try and resolve this problem, you need to: Once the DISM utility has finished working its magic on your computer, you will need to check for and install any available Windows updates. To do so, you must follow these steps:

Once all available updates for your computer have been successfully installed, restart the computer. As soon as the computer boots up, try enabling the Hyper-V platform and check to see whether or not the issue has been fixed.

Trying to Enable Hyper V  Error Code 0x80070057   Quick Fix  - 50