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DIY Wallet
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The guide

Follow the steps in order. Each one ends with something you can check, so you always know it worked before moving on.

About 5 hours in total, not counting delivery.

Start with step 1Choose your build first

Buy

Choose your options and order four parts. Then wait for the delivery.

  1. 1Before you startWhat you'll end up with, what it protects you from, and what it doesn't.10 min
  2. 2Get the partsFour parts, about $38 to $57, from any electronics shop.15 min

Build

Prepare the memory card, compile the firmware on the Pi, and build the app. Mostly waiting.

  1. 3Prepare the memory cardInstall the Pi's operating system, put the two boards together and log in.30 min
  2. 4Build the firmwareDownload the firmware source onto the Pi and compile it there.120 min
  3. 5Install it on the PiMake the wallet start by itself, test the screen and buttons, then switch off Wi-Fi.15 min
  4. 6Build the appCompile the OneKey desktop app on your computer from its source code.60 min

Use

Create your wallet on the device, make it yours, and learn how to keep it safe.

  1. 7Connect and create your walletPlug it in, create your recovery phrase on the device, and test with a small amount.30 min
  2. 8CustomizeAdd or remove features, change how it looks, and update it later.20 min
  3. 9Keep it safeWhat it protects you from, what it doesn't, and the habits that close the gaps.20 min