Hardware
Specs, FAQ, DIY and 3rd party devices.
By Mario and 3 others4 authors50 articles
- Why is BYOD needed for Kindle?Understanding how device mirroring works for non-native devices.
- Device ModelsUnderstanding the device switcher dropdown for BYOD / DIY devices.
- TRMNL for iPadConvert your Apple tablet into a TRMNL device.
- TRMNL for AndroidConvert your Android device into a TRMNL.
- Finding your TRMNL SerialFor debugging and customer support.
- Replacement partsHardware options to repair or modify your TRMNL.
- How to replace your kickstandIn case you remove it or need replacement parts.
- Keeping your TRMNL plugged inTips to preserve the life of your device.
- Applying the screen (anti glare) protectorWhat is this screen film thing in my box?
- Device battery FAQOn charging and predicting your TRMNL's energy.
- How to Assemble your TRMNLClosing up your device safely.
- How to Disassemble your TRMNLOpening up your device safely.
- Finding your TRMNL Mac AddressFor debugging and customer support.
- How to replace your internal componentsIn case you change them yourself or receive replacement parts for a screen (EPD), PCB board, or battery, we'll cover step-by-step how to disconnect the internals of a TRMNL OG…
- Registering your MAC addressUnderstanding this firmware error screen
- Seeed Studio Devices: Xiao, DIY Kit, and reTerminalWe partnered with Seeed Studio so customers of their hardware could benefit from the plugin ecosystem and screen generation features of TRMNL via a BYOD license.
- TRMNL Mounting OptionsOur community of creators has designed multiple 3d printable mounts for attaching a TRMNL to fridges, IKEA organizers, servers, and more. This also includes frames and other aesthetic designs.
- Is Bluetooth Available for TRMNL Devices?TRMNL devices have a Bluetooth module as part of their chipset, however it currently is not used or supported by our firmware.
- TidbytIntegrate your Gen1 or Gen2 device with TRMNL.
- Display Calibration for BYOD DevicesTweaking the render output on your custom display.
- Connect your Xteink X4 to TRMNL
- Device Static IPsIncrease security and accessibility on your local network.
- BWRYWhat is a 4-color display anyway?
- TRMNL + KOReaderKOReader and Kindle jailbreak options.
- TRMNL + reMarkableTurn your writing tablet into a personal dashboard.
- Getting to Know your TRMNL X's Touch BarInteract with your fingertips on the bottom of the TRMNL X, below the screen, using the touchbar.
- Hardware specs for Custom authoritiesEC related content to pass inspections in your country.
- TRMNL XWhat is different about the 10.3 inch TRMNL X, and where to go for each X topic.
- How to unpair / re-pair a deviceUnlink your TRMNL to give to someone else.
- BYOD: Enter My MAC AddressIf you get the error, "Please match the requested format" when entering the MAC address in your device settings, you need to check the characters you use.
- Flammability Ratings for DevicesExplaining what testing and ratings have been done for TRMNL devices in regards to fire safety.
- Preloading and Maintaining Managed Devices for IndividualsDeliver the value of TRMNL to your team without giving over software access or plugin management. They connect the device to WiFi and it just works.
- BOYD / BYDO / BDYODid you mean BYOD (Bring Your Own Device?)
- What is a Virtual DeviceA virtual device is a software only device that allows developers to start building and testing before the physical hardware arrives.
- Setting up TRMNL on tricky Wi-Fi situationsGet your device running on captive-portal, WPA/WPA-2 Enterprise, and (many) corporate Wi-Fi environments.
- TRMNL X Not Broadcasting TRMNL NetworkYou unboxed your new TRMNL X and it's showing firmware 1.7.5 and stating to connect to "TRMNL-XXXX" network to complete setup, but it's not broadcasting.
- How to Preload WiFi CredentialsIf you want to preset wireless SSID and Password for a recipient you are gifting the TRMNL to and need it to "just work" when they turn it on, your…
- TRMNL X in Portrait Mode Shows Landscape ScreenThe TRMNL X was, prior to April 9, 2026, showing portrait on a paricular plugin or recipe, but suddenly started showing the landscape screen. Alternatively, some plugins show landscape, others…
- Enable WiFi Pairing ModeAdd or change your local network settings.
- Connect your Device to Terminus (BYOS)How to point your TRMNL to a self hosted BYOS solution.
- Turning Off the TRMNL XWhether you are going away for an extended period or are shipping it, the TRMNL X can be turned off to conserve battery.
- Sound During Screen RefreshIf your device is making an audible sound during screen refresh, such as a buzz or buzzing noise, here are some options to assist you if you wish to minimize…
- Tuning a washed out displayUsing temperature profiles to improve color and shadows or adjust the amount of flashing used to clear the previous image.
- Troubleshooting an Unresponsive DeviceIf your device seems stuck, bricked, dead, broken, frozen, displays double-images or ghosting, or is otherwise generally not responding, not turning on, or not working, this troubleshooting guide may help.
- Device / WiFi troubleshootingUnderstanding error screens and connection issues.
- DNS and Network Requests for Firewall WhitelistsIf there is a corporate firewall or even a private DNS filter on your network, like Pi-Hole, learn what domains should be whitelisted for TRMNL devices to retrieve new screens.
- WPA2 Enterprise WiFiConnect to secure WiFi networks at work or your basement bunker.
- TRMNL X image is corrupted over one-third of the screenMost commonly in portrait (vertical image) mode, the bottom 1/3 of the screen has corrupted squares of noise.
- Ways to Distribute Devices and Plugins to Borrowed DevicesIf an employer wants to provide TRMNL devices to its employees and make sure company information is available, there are a few ways to do this: managed device mirroring, unmanaged…
- QA Pass or Fail MessageYour TRMNL device is showing a screen that says either "Pass" or "Fail" and a further message about temperatures and QA test.