Petrel firmware v27 is the first version to support the new hardware features of the Petrel 2, which are: • Tilt compensated digital compass. • Smart Ready Bluetooth (to add support for iOS devices).

Bug Fix: Better support for multiple Shearwater computers Bug Fix: Re-enabled support for 32 bit Macs Enhancement: Better support for built in bluetooth adaptors

Firmware v21 is a minor update to address a few issues and does not add new features. Updating from v18 is not necessary unless affected by the issues below.

Nitrox Recreational Mode The new Nitrox Recreational Mode is available as a free option on the Petrel Stand Alone (SA) and EXT models. It simplifies operation, offering a streamlined experience for Air and Nitrox divers.

Download Here: https://www.shearwater.com/downloads/shearwater-desktop-download/ Release Notes for Shearwater Desktop 2.3.6 Dive Log Details: Bug F...

Petrel Firmware V12 has been released. Download it here: https://shearwater-research.myshopify.com/pages/support This is a recommended update for a...

Download Here: https://www.shearwater.com/downloads/shearwater-desktop-download/ Release Notes for Shearwater Desktop 2.3.5: Dive Log Details: Ch...

Shearwater Desktop 2.3.0 has been released for Mac and Windows. Download it here: https://www.shearwater.com/downloads/shearwater-desktop-download/...

The Petrel EXT has been released. This firmware download has new features and functions for the Petrel EXT and Petrel SA Dive Computer.