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Custom Branding

Make TRMNL yours with customizable splash screens and icons.

Written by Ryan Kulp

TRMNL's firmware has a couple interstitial screen with our logo and avatar. You can override these images without a single line of code using Tailor:

Setup Screen

This is shown alongside instructions (WiFi, Friendly ID) and error messages.

Loading Icon

This is shown during wake cycles if you force-skip the screen to a new image.

Change TRMNL Device Branding

Our firmware is open source, so you're welcome to modify these files, along with other things like fonts, font sizes, and beyond:

But for an easier experience we created Tailor, a simple utility that lets you drag and drop new graphics directly to your device, without writing any code.

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