Welcome filo8818,
Note:
Please Continue with (hyranix) recommended suggestions, Use this option If nothing else seems to be working, or in the meantime.
Secondly : Windows 8/8.1 You have to use task Manager to work with start up..
Remnants of malware programs, or what (cipals15) stated. For the most part adware, some malware, PUP, etc, Programs will
attach themselves to your systems start up . Things that can be done to stop a particular program/Service from starting:
1) You can use the Task manager, Click on start up and locate(possibly) At top usually shows the boot start up, if there is any unfurmilure
Programming, you can right click and disable them.
2) You can use the Program I use Auto Runs (forum.sysinternals.com › Sysinternals Utilities › Autoruns) it will locate running services, and task at start up in yellow, and can be dischecked to remove the service from start.
(At the Moment Our IT Dept. has Blocked our access to this Page, I will not be able to give complete Linked address to autoruns)Sorry
but this program ounce located and understood on the (learn More about this program)It might be able to help you with this issue,
or someone here can help.
Good Luck,
~Six~