Try fixing Disk Management from the Services window

• First, open the Services window in windows by pressing the Win key + R. Enter services.msc into Run’s text box to open the window in the shot directly below.
• Next, scroll to Remote Access Connection Manager and double-click it.
• Click the Startup type drop-down menu and select Disabled. Press the Apply and OK buttons at the bottom of the window.
• Now double-click Remote Access Auto Connection Manager in the Services window.
• Select Disabled from its Startup type drop-down menu. Then click the Apply and OK buttons as before.
• Scroll to the Virtual Disk and double-click it to open the window in the snapshot below
• Click the Startup type drop-down menu and select either Manual or Automatic from there. Then you should press Apply and OK to confirm the new settings.
• Now restart Windows and open the Disk Management tool.

Run SFC Scan & DISM

• To do so, click on the Start button and enter cmd.
• Then right-click on Command Prompt and select Run as administrator.
• In the elevated command prompt window, type the following command and press enter to run it:

1. 1. “sfc /scannow”
   2. “DISM.exe /Online /Cleanup-image /Restorehealth”

Create a new user account

• Open the Settings app. You can do that quickly using the Windows Key + I shortcut.
• When Settings app opens, go to the Accounts section.
• Select Family & other people from the menu on the left. Now click Add someone else to this PC button in the right pane.
• You’ll be asked to enter sign-in information for the new user. Choose I don’t have this person’s sign-in information.
• Now select Add a user without a Microsoft account.
• Enter the desired username and click Next.

After you create a new user account, you need to convert it to the administrator account. To do that, follow these steps:

• In Settings app go to Accounts > Family & other people.
• Locate your new account and choose Change account type.
• Set Account type to Administrator and click OK.