If you can’t see it immediately, restart your computer. Switch the base to Decimal in the edit dialog and enter in the value you chose from the above chart. Now either right-click on DefaultColorSet and select Modify or double-click on it to change its value. Pick a color scheme you like from this chart and note the corresponding decimal value:
Then select Accent key, right-click in the right-pane and create a new DWORD (32-bit) value called DefaultColorSet. If you cannot find the Accent key under Explorer, create one. Believe it or not, change your computer desktop. Step 3: This step is the same as the fourth step of Way 1, so you can make reference to the above operation. Step 2: In the search results, click Change desktop background. Open Registry Editor (Run > regedit), and navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Accent. Step 1: Use Windows key+F to open the Search bar, enter desktop background in the box and select Settings to move on. If you’d like to change its background color, then it can be done from the registry, and here’s how. Logon screen (seen below) is the interface where all user accounts are displayed.
Change your background and accent color too if you want. On Windows 8, you can easily personalize the lock screen image, system color scheme and the Start Screen background from PC settings, but Microsoft has not provided an option to customize the logon screen background colors. The default Windows 8.1 Start screen background may look dull and boring for you, heres how.