Step 1
Click on the gear icon and selectΒ Users
Step 2
Search for theΒ user nameΒ and select/click
Step 3
Go toΒ Account SecurityΒ tab andΒ check the functions you wish to apply underΒ Access Rights
StepΒ 4
GoΒ back toΒ General InfoΒ tab andΒ clickΒ SaveΒ to apply the changes