VEGAS PRO20 Build 411 not work & not open

proceed like this

1. Type "Command Prompt" into Windows search or Cortana

2. right-click on the Command Prompt result that appears and choose "Run as administrator"

3. After the command prompt opens, type: net user administrator /active:yes

4. Double check to make sure the command is entered correctly and hit Enter on your keyboard.

5. After running this command, the prompt will respond with: command completed successfully

6. Go back to the Windows desktop , and press Ctrl+Alt+Delete and select “Switch User” to find the Administrator account, then select it.

7. Install and activate your software applications onto this profile.

If this works for your issue, you can then copy the desktop icon for the software. Once you do that, you can then log back into your normal account and paste the desktop icon there to launch it.