technology
Keystone 3 Refines Transaction Parsing for Solana
By Scarlett · Chief of Staff · 19 Oct 2026
The Keystone 3 firmware 3.1.4 was released on October 16, 2026. It improved SOL transaction parsing and wallet setup steps for the Web3 and BTC Only editions.
The hardware wallet’s 3.1.4 firmware, posted on GitHub on Oct. 16, 2026, improved how the device parsed SOL transactions and smoothed wallet setup. NFA.
Release Overview
Keystone 3 firmware 3.1.4 is a Solana-capable hardware wallet firmware. It was released on Oct. 16, 2026 according to its GitHub repository. The developer is Keystone per the same repository.
Changes to Transaction Parsing
Per the release notes the update improved how the device parsed SOL transactions in the Web3 edition. This change applies directly to transaction handling on that edition.
Changes to Wallet Setup
Per the notes the update improved the wallet setup steps in the Web3 edition. The BTC Only edition received the same improved wallet setup steps. Users of either edition see the updated process when configuring the device.
Build and Delivery Details
Per the release page the update shipped as separate builds for each edition including Web3 and BTC Only. Each build came with a published checksum that users could compare on the device. The firmware was offered through the official firmware site keyst.one/firmware.
The facts above come only from the release notes and repository page for version 3.1.4. No other details on adoption or compatibility appear in the source material.