Its easy for everyone to create files, store pictures and edit documents on a computer.
However, some advanced actions and features require an administrator account which provides more privileges.
What is an administrator account?

Since then, theyll lose all the administrator account privileges.
So how to recover deleted administrator account to regain the admin privileges becomes the concern of the public.
[SOLVED] How To Recover Permanently Deleted Files In Windows?

The first way: create new Administrator account.
The second way: activate the built-in administrator account.
What to do if you failed to run Command Prompt as administrator?

The Command Prompt also works well as a file recovery tool.
The third way: enable Local Security Setting.
you might also recover deleted administrator account bychanging the value data 11 to 10.

How to get into the value data 11:
Other possible ways to restore administrator account Windows 10 include: