1. Download the most recent Q-Cal client by logging on to Q-Cal, go to the screen overview and click "download til android" then choose most recent version
2. Boot the screen, it will show the black Iadea booter, if the screen has already been running another solution such as Pronestor, press the pause icon during boot up to stop the screen from auto launching the software.
3. On the menu choose Advanced Settings
4. Choose Information and tap the bottom right corner of the screen 4 times
5. Insert a USB key with no other files
6. Swipe down from top left corner, press the "Tap to set up" below the name of your USB drive, choose the use of the USB key to be "transfer files"

7.
Remove the USB key and copy the Q-Cal app file to it, insert it to the screen again.8. Swipe down again from top left corner, click the name of the USB key and the file explorer will open
9. Install the Q-Cal software by clicking it, then click continue and then Install in the bottom right corner
10. When the Q-Cal logo shows up, you can remove the USB key again.
11. Swipe up from the bottom and press the home button(Circle in the middle)
12. Press Advanced to the top right and then Content, then AppStart
13. If there is text in the URL field it must be deleted
In the Package Name field write net.q_cal.app.main
In the Class Name field write net.q_cal.app.main.MainActivity
Toggle Trusted and Reload when network is reconnected to "ON"
Press Set
14. Reboot the screen, it should now start the Q-Cal software.