Firmware
  Check Firmware Version 
  Firmware Installation
  Firmware History
   
Check Firmware Version
  • Power on the Alpha 300.
  • Open 'Setup > About'.
  • The device software versions are displayed along with additional e-label regulatory information.
 
 
Firmware Installation
    Garmin Express

      Device updates for your Alpha 300 are managed with the Garmin Express computer application.

      • Connect the Alpha 300 to your computer using a suitable USB-C cable.
      • Open the Garmin Express application and choose your device from the menu.
      • Select desired updates and follow the prompts as directed to complete installation.
    Explore App

      Device updates for your Alpha 300 can also be performed using the Garmin Explore app.

      • Power on the Alpha 300.
      • Open the Explore app on your mobile device.
      • Verify the Alpha 300 and the Explore app are connected.
      • Open the 'Devices' tab in the Explore app.
      • Select your device from the menu.
      • Select 'Software Update'.
      • Follow any prompts as directed to install available updates.
    Wireless Updates

      Device updates for your Alpha 300 may also be loaded via Bluetooth paired phone.

      • The Alpha 300 will periodically check for available updates.
      • Device updates are downloaded seamlessly in the background when available.
      • The Alpha 300 will prompt the user to install available updates at the next power-on event.
    Manual Updates
      NOTE: Loading older firmware versions will clear all user data from the device (remove micro SD card if present).

      • Download and extract the desired *.GSP firmware update
      • Rename *.GSP to GUPDATE.GSP
      • Connect the Alpha 300 to your computer and enter MTP Mode
      • Copy GUPDATE.GSP to [GPSr]\Internal Storage\Garmin\GUPDATE.GSP
      • If loading an older firmware version, create a force.tmp file in the [GPSr]\Internal Storage\Garmin\ directory
      • Disconnect and reboot the Alpha 300
      • When prompted to install the new firmware version, select 'Yes'
      • The Alpha 300 will restart automatically after the firmware update is complete
 
 
Alpha 300 (B4335) Firmware Update History
 
Firmware version 8.20:
    Bug fixes and improvements.
    Add search/sort option to Track Manager.
    Fix issue with Birdseye folder not being visible.
    Update translations.
Firmware version 8.05:
    Fixed disappearing 'share' icon in Dog List.
Firmware version 7.34:
    Added the ability to participate in Group Hunts when paired to the Alpha App.
    Bug fixes and improvements.
Firmware version 7.30:
    Improved features related to Outdoor Maps+
    Improved features related to Fatigue Alerts.
    Improved features related to Bluetooth Pairing / Alpha App.
Firmware version 7.21:
    Bug fixes and improvements.
    Fatigue Alerts App.
    Update translations.
    Display new warning for inauthentic batteries.
Firmware version 7.17:
    Bug fixes and improvements.
    Fatigue Alerts App.
    Update translations.
    Display new warning for inauthentic batteries.
Firmware version 7.01:
    Bug fixes and improvements.
Firmware version 6.94:
    Improved features related to Outdoor Maps+.
    Improved inReach Weather to a single request type.
    Improved scrolling on large message threads.
    Fixed issue with vertical speed data field showing letters instead of arrows.
    Fixed issue with marine alarms not persisting after a power cycle.
    Fixed possible issue with ascent being too large during activities.
    Removed support for Facebook and Twitter contacts.
    Fix device potentially crashing when changing a dog's color.
    Fix device potentially crashing when removing wifi network.
    Fix lost dog timer sometimes not appearing on map.
    Fix issue with LTE going offline with long update rates.
    Fix issue with spamming dog status alerts.
    Add setting to change heading display units.
Firmware version 6.81:
    Improve GPS accuracy.
Firmware version 6.80:
    Update translations.
    Fix potential Alpha App sync issue.
    Fix issue causing inReach message scrolling to become slow.
    Fix tracks not being saved if the track name was too long.
Firmware version 6.77:
    Improved features related to Outdoor Maps+.
Firmware version 6.62:
    Add map distance rings.
    Add available file system space to map manager.
    Improved features related to OM+.
    Support improvements made to the ALpha App.
    Update translations.
Firmware version 6.50:
    Add support for the Garmin Alpha app.
    Add Alpha LTE support.
    Improve Bluetooth status UI.
    Add updated translations.
    Enable speed detection with speed alerts off.
    Bug fixes and improvements.