You can do this by going to Start, click on Run, typing in MSCONFIG and then pressing Enter. The second method is to disable the Sonic Update service that starts up when you computer starts.
Remember, don’t get rid of Sonic RecordNow as that is the software you use to record CDs and DVDs. Look for Sonic Update Manager and if you’re lucky, you can just click Remove to get rid of it. The first and the simplest method, if possible, is to go into the Control Panel and then Add/Remove Programs. There are a couple of ways you can fix the problems associated with Sonic Update Manager and I’ll go through them here one by one. How to Remove or Uninstall Sonic Update Manager?