Error 18 in Windows XP occurs in the Device Manager. Device Manager is an important tool for the user on the operating system as it allows them to have an overall look at what hardware is connected to the computer. It also allows diagnostic testing to determine what is wrong with components that are showing as faulty. Therefore, Device Manager is a very important tool in Windows XP and if it starts to show error 18, it is best to fix it as soon as possible to prevent any further damage to your system. Other related error messages are: Error 18 or Error 12. Read through this guide to find out how to fix this error.


