Prepare hardware
Connect your ZERO to your computer.
Unlock your device, connect it with USB, and approve the connection prompt before continuing.
NGRAVE ZERO · Offline installation
ZERO Firmware Update
Keep your ZERO ready for every signing moment. This secure, guided update introduces the latest firmware version while preserving the offline experience that protects your keys.
Latest firmware updateAvailable
ZERO FirmwareVersion 1.8.2
What’s new
•Secure signing refinements
•Expanded asset support
•Improved QR reliability
•Sharper device controls
*Before updating your ZERO, be sure to secure your recovery material.
*After connecting, remain on this page until the installation has completed.
ZERO
Download & install
Download the firmware updater and install it to update.
The official firmware package opens in a new tab. Return here once the file is ready.
Complete & restart
Restart ZERO, then confirm the installed version.
Allow the device to restart before checking the version in Settings > About.
Awaiting device restart.Questions?
Here are some FAQs related to updating your ZERO.
Firmware packages are checked before installation. Follow the update flow exactly as shown on your ZERO and only use official update resources.
Confirm the USB connection, use the latest desktop application, and restart the process. If the issue continues, contact support.
Updates bring features, supported assets, safety improvements, and fixes that keep your device working as intended.
Open the device settings and consult the About screen to view your installed firmware version.
For device safety, follow the update path presented by the official firmware-update guidance.
Contact NGRAVE support for device-specific recovery instructions before taking further action.
Yes. The on-device update flow is designed to guide you through confirmation and installation.