Windows 10 example:
1, Open Settings and click on Time & language.
2, Click on Region & language (left sidebar)
3, Select Country or region (set to Norway).
4, Click on button Additional date, time & region settings
Click on Change Location. It should say Norway.
Click on Administrative tab. Press Change system locale... and select Norwegian.
5, Restart computer.
6, Select NOB at bottom right of screen for Norwegian.
7, In ezPower / General Settings: check Default Font and then OK.
You should now be able to type in Norwegian.