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[Solved] Porteus Kiosk on High DPI screens

Posted: 08 Feb 2019, 22:57
by CMGeorge
What is the best way to handle running Porteus Kiosk on a High DPI screen, such as a Surface Pro 3/4? The user interface is very small in my initial attempt to run Kiosk on this hardware.

Is there a UI scaling option available? I'd prefer not to simply reduce the screen resolution, as that will obviously cause the screen to look not as sharp.

Would customizing the ISO be required, and if so, how?

Re: Porteus Kiosk on High DPI screens

Posted: 09 Feb 2019, 08:12
by fanthom
Please use parameters below.

1) For Firefox:

Code: Select all

run_command=grep -q "devPixelsPerPx" $profile/user.js || echo 'user_pref("layout.css.devPixelsPerPx", "1.5");' >> $profile/user.js
2) For Chrome:

Code: Select all

run_command=grep -q "scale-factor" $chflags || echo '--force-device-scale-factor=1.5' >> $chflags
You need to change '1.5' value to match your preferences.

I'll add 'default_zoom=x.x" parameter to next kiosk release so will be bit easier to set it.