MSFeedSync.exe is Microsoft Feeds Synchronization task executable used by the Windows Internet Explorer 7 and 8 web browser to periodically update in-browser RSS feeds which have automatic RSS Feeds synchronization turned ON. It only appears in the Windows Task Manager if IE is running.
Well, most of us use feed reader such as Google Reader, Bloglines, RSS Bandit, FeedDemon, Thunderbird, etc. In this case, this IE feature can be turned OFF. As this continusouly running in the background to update the default RSS feeds.
How to distable msfeedsync in IE7 / IE8
1. Go to Control Panel.
2. Double-click Internet Options.
3. Click Content tab.
4. Click the Settings button under Feeds.
5. Uncheck Automatically check feeds for updates and Click OK