Avo Gramo

Gramo firmware history

What’s new in Avo Gramo firmware.

Preview releases are for testing. Stable releases are available in Avo.

1.4.5

Preview

Published October 21, 2026

Adds support for faster Bluetooth firmware transfers with an updated AvoDEV. The improvement applies to subsequent updates after installing 1.4.5. Keep USB power connected during installation.

1.4.4

Preview

Published October 20, 2026

New startup artwork on a black background. Improved update confirmation, transfer progress and cancellation layout.

Improves the firmware update screen: transfer progress fits on one line, the warning stays clear of the controls, and a single cancel button is centered lower during transfer. Use the latest AvoDEV build and keep USB power connected during installation.

1.4.2

Preview

Published October 20, 2026

Improves the firmware update screen: transfer progress fits on one line and the power warning stays clear of the buttons. Use the latest AvoDEV build and keep USB power connected during installation.

1.4.1

Preview

Published October 20, 2026

First Preview release for validating signed Bluetooth firmware updates on Avo Gramo. Keep USB power connected during installation.