The first one again needs a working device: Boot into fastboot modeĪgain, there are two options to boot into fastboot mode. Unfortunately, the menu order makes it easy to accidently wipe your device: “Boot to bootloader” is the second option, “Wipe data” the third, so if you don’t wait long enough before the screen refreshes, you may accidentally select the wrong option. But beware: Button reaction and screen refresh times are rather slow in the recovery, so wait 1-2 seconds after closing the cover until the screen refreshes. Within the recovery system, you can navigate to the next menu item by closing the cover shortly, and select an item by pressing the power button. After some waiting, you should be greeted with the recovery menu.Release the power button, and press it exactly 5 times.Wait until the small blue power LED inside the button turns on, and continue to hold for about 7 seconds.Hold down the power button, continue to hold it.Power off the device, do not connect a USB or power cable.The second option also works for (partially) bricked devices: Download firmware update from, save it as update.upx.Luckily, the encryption scheme has already been reversed, and there is a tool available called decryptBooxUpdateUpx that can help you with decrypting it. Onyx publishes encrypted firmware updates on their website. All of them have been tested with a Boox Note Air 1 running firmware version v3.0 and v3.1. Here are some methods to access various parts of the system. I tried to find a way to disable this, and I ended up with a fully rooted device that doesn’t phone home anymore. However, the device notoriously phones home to servers in China, which I don’t like. I recently bought a Onyx Boox Note Air E-Ink tablet, and I’m quite satisfied with it. Update : Most of this guide still holds true for the Boox Note Air 2, although the EDL mode requires a different loader and UFS storage mode. Update : The methods described below also work for the most current firmware version at the time of this writing, i.e. Hacking the Onyx Boox Note Air E-Ink Tablet
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