Windows operating system is the most popular and the most user friendly operating system in the world. With the help of this OS, you can complete many of your personal or professional jobs very easily. But problem comes to you when you try to open an application or when you try to start the computer, then you get capicom.dll is missing error in Windows. It is a very hazardous error issue for your computer as it hurdles to use the system properly. The error comes to you mainly due to the missing or corruption of the capicom.dll file. It also comes when the application associated with capicom.dll file is outdated or corrupt. You should fix capicom.dll was not found error very soon to get rid of any data loss situation. The error will be rectified with the help of some manual or automatic methods. For automatic troubleshooting, you can use Advanced System Repair tool.