Dell Universal Dock UD22 - 2nd Monitor Not Working Through the Dock

Here are the steps in resolving the issue with the 2nd monitor not working with the Dell Dock UD22

1. Check and make sure the Dock is a Dell UD22.
2. Run Dell Command updates first to ensure all drivers have been updated on the Windows Computer.
3. Make sure your computer is connected to your dock.
4. Download the 2 driver updates located HERE
5. Run the 2 driver updates.  Reboot the computer if you still do not see the 2nd monitor come up. 

Troubleshooting if the 2 driver updates do not run properly.  Note, you should be able to see the progress of the updates being run.  If not;

1. Ensure your computer is connected to your dock.
2. Download the 2 driver updates located HERE
3. Open the downloads folder in Windows and right click and extract to the local computer. Do each separately.
4. Run the driver updates. Reboot the computer if you still do not see the 2nd monitor come up.

If Dell Universal Dock UD22 Firmware Update Utility produces error "update installer operation is unsuccessful":

1. Select Extract rather than Install when running utility
2. Select desired folder and extract. Then, navigate to folder (link to 'View Folder...' will be available on the Dell Update Package prompt)
3. Run the DELL_U22_Update.exe
4. Dell Firmware Update Utility will automatically run. Patiently wait/follow prompts until update complete.