To start this technique, you must click the Start button on the Windows screen and open the search box. There, enter the phrase "control" and hold down Ctrl + Shift. Then press 'Enter' followed by 'Yes' if Windows prompts you to check the consent dialog box.
The system will display a Registry Editor window in which you can select files related to the Norton 8504 error code. You can even recognize entries that generated 8504 errors, 104 notifications on your computer.