These two are different.
This tutorial is to rename the computer name.
If you need tochange the Windows user name then refer to this article.
Sometimes, you may wish to alter the name of your PC.
Perhaps you purchased a new Windows PC with a generic name like PC-SPODETC.
Perhaps your system technician installed Windows 11 without consulting you.
In either case, you despise the name of your Windows PC and wish to alter it.
press the rename this PC button.
On the next restart, PC name will be changed.
Otherwise with advanced options follow the next steps.
A new windows will open up with the computer Name tab already selected.
if not then choose the computer Name Tab.
tap on the change button here to change the computer name.
Now click Ok and again on the OK button the complete the process.
Restart the computer to make the changes effective.
Step 2:press Advanced system parameters from the left side pane.
Step 3:Selectthe Computer Name tab.
Step 4:choose thechangebutton.
Step 5: punch in the new nameof the computer in the computer field.
Step 6:Click onOKand thenOKagain.
Step 7:Thats it.
In this guide, you have learned how to change your system name in Windows 10.
Then the same steps will work with Windows 7, 8, 8.1, Vista and XP computers.