Google Gru Chromebook

Also known as google-gru

Open firmwareImported

A free replacement firmware exists.

Get started

One known way to put open firmware or software on this device, easiest first. Each one links to the project's own instructions.

Before you start

Back up your data and settings (and the stock firmware, when the guide says how).
Check the exact model, hardware revision and firmware version against the guide: a close model may not work.
Charge the battery or use a stable power supply; do not unplug during the install.

Install Nura/postmarketOS

Medium

Needs a cable or the command line · Nura/postmarketOS

You need: Computer with pmbootstrap, or a prebuilt image, SD card or USB drive, where the device boots from one
Device opened: No

No flasher: the image is written to an SD card, USB drive or the internal storage as the device page describes.

No install report yet. · Report how it went

Follow the official guide

OpenDeviceDB links to each project's own instructions and tools; nothing is flashed from this site. Flashing is at your own risk and may void the warranty.

ID: google/gru-chromebook
Category: laptop
Vendor support: Unknown
chips: RK3399
Updated: 2026-10-17

Curate this record on GitHub JSON Claim this device

Being worked on

No live claim. If you start working on this device, claim it so nobody duplicates your work.

Interfaces

No interface documented yet.

Projects

Project	Kind	Origin	License
Nura/postmarketOS (community, google-gru)	firmware	community	GPL-3.0
Nura/postmarketOS wiki: Google Gru Chromebook (google-gru)	other	community	CC-BY-SA-4.0

Verification

Not verified. A "verified on hardware" badge requires a replayable test (hardware-replay) run on a real device with a stated firmware version.

Provenance

Nura (formerly postmarketOS) pmaports (GPL-3.0, fetched 2026-10-17) · about this source

AI assistance not stated.

Status and claims as of the build date (2026-10-18). Data licensed CC BY-SA 4.0; imported data keeps its upstream license.