Step 1: Open Server Manager and click on Tools and select “Active Directory Users & Computers” from the drop-down list.
Step 2: Expand your domain and select which OU you want your user to be located and right-click and select “New -> User”
Step 3: Enter the user “First Name, Last Name” and on the “User Logon Name” specify the username and then click Next.
Step 4: You will be asked to enter the password of this user twice, so type it correctly, and also specify the user password options.
Step 5: Once everything is done, click ‘Next’ and finally click ‘Finish’ to complete the process.