Windows 11 uses five letters of your email for the user folder, but Microsoft is fixing it

Windows 11 uses five letters of your email for the user folder, but Microsoft is fixing it

By Abhijith M B
Publication Date: 2026-03-16 22:20:00

You can now change the default folder name during Windows 11 OOBE

As someone who has no problem spending hours renaming files and folders so that they’ll match the contents, I always found it frustrating that Microsoft defaults to the first 5 letters of my MS email address as the User folder name while setting up my Windows PC.

For context, if your name is Pat Rickson and your email address is [email protected], after setting up your Windows PC, your user folder directory would be C:\Windows\Users\patri, which doesn’t make any sense unless your name is a perfect 5 letters.

Fortunately, with the recent Windows 11 Insider Preview Build 26300.8068 for the Dev channel, Microsoft updated the Windows Setup Experience, also called out of box experience (OOBE), to include a new “User folder name” option on the Device Name page.

New user folder input box in the Name your device page.
New user folder input box in the Name your device page. Source: Microsoft

With this new update, you can type a folder name of your…