Add a User to Local Administrator Group
Add user to local administrator group via computer management Step 1: Press Win +X to open Computer Management Step 2: In the console tree, click Groups.Computer Management\System Tools\Local Users and Groups\Groups Step 3: Right-click the group to which you want to add a member, click Add to Group, and then click Add. Step 4: In the Select Users (Computers, or Groups) dialog box, do the following: To add a... » read more