How to Pair Garmin Forerunner 255 and 255s [Guide]

Updated on:

Got a new Garmin Forerunner 255 or 255s and want to pair it up with your smartphone? Here's a step-by-step guide on setting up Garmin Forerunner 255.

Last month, Garmin unveiled its latest running smartwatch. The company’s Forerunner series get two new running watches in the form of the Forerunner 255 and Forerunner 955. Obviously, both are the successor of 2019 Forerunner 245 and Forerunner 945. If you got a new Garmin Forerunner 255 and want to know how to set it up, then read along to know how to pair Garmin Forerunner 255 and 255s.

This time, the Garmin Forerunner lineup gets a major upgrade, it’s no longer just a running watch, yes, it is a full multisport watch. Undoubtedly, the Forerunner 255 is a mid-tier watch, while, the Forerunner 955 is the more advanced smartwatch for pro-consumers. The Forerunner 255 series comes in two variants – 41mm (Forerunner 255S) and 46mm (Forerunner 255). And just like its predecessor, the 255 comes in a Music variant as well. And the process of setting up the watch is going to be the same for all variants of Forerunner 255. Before moving to the steps, check out the prerequisites.


  • Turn on the Bluetooth app on your Smartphone
  • Charge your Garmin Forerunner 255 or 255s to at least 40-50%
  • Garmin Connect app

How to Pair Garmin Forerunner 255

Before moving ahead, make sure to install the Garmin Connect app on your compatible smartphone. For compatibility, the app is available for Android users running Android 7.0 (Nougat) or newer, and for iPhone users, the app needs your iPhone should run on iOS 14 or newer version. So, if your iPhone or Android smartphone is running on an older version, make sure to update it to the updated version. Here I am attaching the link to the Google Play Store and Apple App Store.

how to pair garmin forerunner 255
IMG: Gamin

After installing the app on your smartphone, you need to create an account, if you already have a Garmin Connect account, you can sign in with your credentials.

How to put Garmin Forerunner 255 in pairing mode

If you got a new Garmin Forerunner 255 or 255s or 255 Music variant and you boot it up for the first time, then your watch automatically boots up in a pairing mode. But in case you already paired it with your smartphone and now want to unpair it and connect to another phone, then you need to put the watch in pairing mode manually, you can easily do it by following the below-listed steps.

how to pair garmin forerunner 255
  1. Hold the Up button to bring system Settings.
  2. Now scroll down and find the Connectivity option using the down button. (In the Non-Music model directly select Pair Phone in settings).
  3. Then select Pair Phone in Connectivity to put the Garmin Forerunner 255 in Pairing mode.
  4. If you are starting your watch for the first time then you will get the Pair Phone option during the setup.
  5. That’s it.

Yes, with these simple steps you can put your Garmin Forerunner 255 in pairing mode. Now as your watch is in pairing mode, let’s check how to connect Garmin Forerunner 255 to your smartphone.

How to connect Garmin Forerunner 255 to a smartphone

Now that you’ve your smartphone with the Garmin Connect app installed and your Garmin Forerunner 255 series watch in a pairing mode, let’s see how you can connect the Forerunner 255 or 255s to your smartphone.

  1. Power up your Garmin Forerunner 255 (or 255s) by pressing the Light button.
  2. You will see a prompt on your watch screen to set a default language, you can use the Up and Down buttons to change the language, English is the default language in the US and UK.
    how to pair garmin forerunner 255
  3. On the next screen, you will get an option to enter the watch in pairing mode, you can press the Start · Stop button to enter in pairing mode.
    how to pair garmin forerunner 255
  4. Now that your Garmin Forerunner 255 is in pairing mode, open the Garmin Connect app on your smartphone with your account logged in.
    how to pair garmin forerunner 255
  5. In Garmin Connect, head over to the More > Garmin Devices > then tap on Add Garmin device option.
  6. The app will now automatically detect nearby devices to pair, if it doesn’t pick up your watch, you can manually pick your watch model within the app.
  7. Once it will detect your app, tap on Connect it option shown on your smartphone.
  8. Now enter the 6-digit pairing code showing on your Garmin Forerunner 255 Multisport watch.
  9. Once all is done, you will be walked through some basics and enter your health information.
  10. That’s it.

Now you can start using your Garmin Forerunner 255 / 255s / 255 Music.

If you still have any query on how to pair Garmin Forerunner 255, then you can ask me in the comment box.

Gadgets to wear stories

Wearable Stories

Everything you need to know about the new wearables in a new way

Photo of author

By Haneet Singh

Haneet is a passionate tech writer and a consumer. He loves tinkering with new wearable devices. Haneet is covering smartphones at YTECHB. For tips, you can connect Haneet at

Leave a Comment

Amazfit launches special edition colors for Amazfit Balance Samsung Galaxy Fit 3 renders confirm bigger display Google Pixel Watch 2 in Official Photos How to Pre-Order Google Pixel Watch 2 Pixel Watch 2 Top Features Leak in Video Teaser