Visual Studio 2012 recent projects not updated in taskbar
- Close all VS instance
- Right click on the Taskbar.
- Click Properties
- Go to the Jump Lists Tab
- Uncheck Store recently opened programs
- Uncheck Store and display recently opened items in Jump Lists
- Click Apply/Ok
- Wait a moment
- Check Store recently opened programs
- Check Store and display recently opened items in Jump Lists
- Wait a moment
Open your VS solution and it should now appear in the Jump List.
This worked as a fix for VS 2012 professional with Win 8 Pro