To see a full list of your apps, select Start and scroll through the alphabetical list. Some apps are in folders within the app list—like Notepad, which is in the Windows Accessories folder. If you still can't find what you're looking for, try typing the name of the app or program (OneNote, in the following screenshot) into the search box on the taskbar.
For more tips like this, check out the working remotely playlist at www.youtube.com/FoetronAcademy . Also, if you need any further assistance then you can raise a support ticket and get it addressed.