GPS Training

GPS Training Podcast – number 123


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In this month’s podcast

  • Garmin software update
  • GPS Amnesty – get free OS maps on a TwoNav GPS unit
  • UK GPX Walks Directory
  • Premium OS Planner – within online resource
  • Trade in – get an instant price
  • Andy’s Top Tips

  • 1 – Garmin’s software update

    The Problem (In Simple Terms)

    Garmin released new software updates in March 2026:

    – Montana 700 / 700i / 750i / 710 / 710i / 760i

    Updated from 24.30 → 24.50

    – GPSMAP 67 / 67i

    Updated from 9.35 → 9.38

    These updates were intended to fix issues (including a “copy reversed” track problem), which is all well and good…

     But in the UK, they’ve caused a much bigger problem.

    What’s went wrong?

    After updating, users are reporting:

    – OS Maps (Topo Pro V3 1:25k, 1:50k, 1:250k) no longer display

    – Preloaded TopoActive maps also disappear

    – You’re left with a very basic, almost unusable map screen

    In short… your premium GPS unit suddenly feels very basic.

    And that’s not acceptable, especially when many users rely on Ordnance Survey mapping for safety and navigation.

    – FIX NOW AVAILABLE (23rd March 2026)

    Good news.

    Garmin have now released new firmware updates which resolve the issue with OS maps and TopoActive maps not displaying correctly on affected devices.

    If you’ve been affected, you can now safely update.

    New Firmware Versions

    • Montana 7 series** → v24.70
    • GPSMAP 67 / 67i → v9.40

    • You can read the full story on the GPS Training website, please just go to gpstraining.co.uk > More (top menu bar) > News > Garmin Update Issue (March 2026): OS Maps Missing on Montana & GPSMAP 67/67i – Here’s What You Need to Know


      2 – GPS Amnesty – get free OS maps on a TwoNav GPS unit

      Upgrade your GPS for less with our limited-time GPS Amnesty. Trade in any old unit, working or not, and receive credit towards a new TwoNav GPS.

      How the GPS Amnesty Works

      1.    Fill in the form

      Tell us about your current GPS unit and which new TwoNavNav unit you’re interested in.

      2.    Receive your pack

      We’ll email you a printable PDF with full instructions.

      3.    Send us your old GPS

      Print the form, include it with your unit, and post it to us.
      (It doesn’t need to be working.)

      4.    We assess your unit

      We check it matches the details provided.

      5.    Get your credit or mapping upgrade

      Depending on your device, you’ll receive a voucher or mapping credit (minimum £59, often much more).

      6.    Order your new TwoNav GPS

      Use your credit towards your new unit and mapping.

      Key points:

      • Open to any GPS unit, even broken or very old ones
      • Runs for a limited time (27 March to 10 April 2026)
      • Old units are either recycled or donated to community groups
      • Walk and talk videos

        – Walk and talk – TwoNav Terra – watch it here

        – Walk and talk – TwoNav Aventura 2 plus – watch it here

        To find out more go to GPSTraining.co.uk > More > News > GPS Amnesty – 2026

        3 – UK GPX Walks Directory

        What is a GPX file?

        Our community sharing their walking routes

        Currently, 218 walks to download

        Training videos underneath take you through how you download them and transfer onto a GPS Unit/ GPS watch

        If you have walked routes (tracks or courses) please do upload them to the GPX library.

        Be the ambassador for your area, if you have a large number of walks to upload get in touch and we can help you or give you some free training if you prefer to do it yourself.

        To find out more go to GPSTraining.co.uk > More > UK GPX Walks Directory

        There is a premium (full-screen version) within the Online Resource > Courses > GPX Library > Day Walks


        4 – Premium OS planner

        Everybody had access to the Free OS Planner – GPSTraining.co.uk > OS Planner (top menu bar)

        But this sits within a window and people have been asking for a ‘Full screen’ version.

        This was brought to the fore, as we had our first TwoNav GPS Training course, and we decided to make this the default route planning software to plan on (on our TwoNav GPS training Courses)

        There is a premium (full-screen version) within the online resource > Courses > Premium Ordnance Survey Route Planner


        5 – Trade in – get an instant trade in price

        If you are looking at upgrading your GPS units, we can take your old unit as a trade in.

        In the past you filled in a short form and we came back to you.

        Now, according to you answering a handful of questions it will give you a trade in price, there and then, and even give you a trade in form to print out and include in with your GPS unit.

        On any product mage (both units and watches) you will now see a big button.

        6 – Andy’s top tips

        Memory issues on computer can cause problems when downloading Purchased maps to TwoNav or updating Topo Active Europe Maps

        TwoNav Map install – When downloading maps using TwoNav downloader on a computer , the maps are first saved on temp files within the Downloader program before going to your device, if you have low memory the downloads can fail, also make sure in your power settings computer not set to shutdown

        Make sure your computer ideally has free memory of  25gb + Top after using the TwoNav Downloader programme uninstalling the program clears the temp files otherwise they stay

        Garmin – Updating Topo Active Maps using Garmin Express, as above make sure good memory on your pc and make sure computer not set to goto sleep

        Do not open up Garmin Basecamp when updating maps.

        ...more
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        GPS TrainingBy Jon Monks, GPS Training and reviews