This video explains how to exit second screen only mode. If you mistakenly click on second screen only in projector options without connecting your system to another display, you might not be able to access your display.
Follow the tutorial for a fast solution to this problem.
If you have any question, feel free to reach me on adesolasamuel2018@gmail.com
![](https://i.ytimg.com/vi/Rxu79kQ69d8/maxresdefault.jpg)