New display wont display Android auto full screen

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Leeuw_12
Posts: 7
Joined: Tue Oct 28, 2025 10:25 pm

New display wont display Android auto full screen

Post by Leeuw_12 »

Hey friends,

I had a 6.5 inch screen but it was not realy showing great in auto had a lot of sun interference so i could not see screen realy well.
Now i bought a 7 inch screen and al works fine also better view. In full sun still not great but better than before.
So only thing i walk in to is screen of Android is small.
See picture.
I thought maybe i must adjust the cmdline but maybe i am wrong. I saw a post on this but i am a bit of a noob it had a link to github and there is where i stall.
Do i know that it can be fixed but i dont know how sorry guys.
But is there a how to for noobs :roll:

Thanks for helping.

Arjan
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hudiy
Site Admin
Posts: 612
Joined: Mon Jul 14, 2025 7:42 pm

Re: New display wont display Android auto full screen

Post by hudiy »

Hello,
By default, the Android Auto resolution is set to 480p (800x480). For non-standard resolutions (like 1024x600), you have to change both the resolution and the margins in the configuration file: https://github.com/wiboma/hudiy/blob/ma ... ndroidauto

To make Android Auto fullscreen e. g. on 1024x600 display, the values should be set as follows:

"resolution": "720p",
"widthMargin": 256,
"heightMargin": 120,

720p = 1280x720
widthMargin = 1280 - 1024 = 256
heightMargin = 720 - 600 = 120

Please note that the .hudiy folder has a dot in its name, which means it's hidden. You can enable showing hidden files in the file manager using CTRL + H, or you can edit the files from the terminal using a tool like nano, for example: nano $HOME/.hudiy/share/config/main_configuration.json

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Hudiy Team
Leeuw_12
Posts: 7
Joined: Tue Oct 28, 2025 10:25 pm

Re: New display wont display Android auto full screen

Post by Leeuw_12 »

Great response
Thanks sorry that i didnt understand the other post it was now clear.
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