How to change the login background on Windows 7

Follow these steps to use a custom image for the login screen background on Windows 7.

Open regedit and expand to this path:

HKEY_LOCAL_Machine > SOFTWARE > Microsoft > Windows > CurrentVersion > Authentication > LogonUI > Background

Change the OEMBackground key to have a value data of 1 (0 is off, 1 is on). Hit OK and close the registry editor.

Make sure your image is named backgroundDefault.jpg and store it in:


Sometimes the info directory may not yet exist (and by extension, the background directory), so you have to create it.