Name: Garmin Forerunner 255 Series
Author: Garmin

Question 1

What is the Garmin Forerunner 255 Series?

Accepted Answer

The Garmin Forerunner 255 Series includes the 255, 255S, 255 Music, and 255S Music running GPS watches with up to 14 days of battery life and multi-band GPS support. They feature HRV Status, Morning Report, and optional onboard music storage. It was originally released on June 1, 2022.

Question 2

What is the latest firmware version for the Garmin Forerunner 255 Series?

Accepted Answer

The latest firmware version for the Garmin Forerunner 255 Series is 27.09. It was released on January 1, 2026.

Question 3

What changed in Garmin Forerunner 255 Series firmware version 27.09?

Accepted Answer

Garmin Forerunner 255 Series firmware version 27.09 includes the following changes: Fix some lag when scrolling in the activity summary menu.Fix some possible crashes during swim activities.Fix an issue where race time prediction could be missing from a Garmin Coach Plan.Various bug fixes and stability improvements.
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Question 4

How do I update the Garmin Forerunner 255 Series firmware?

Accepted Answer

To update the Garmin Forerunner 255 Series firmware, download the latest version (27.09) from Garmin's website. Follow Garmin's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from Garmin's support page.

Question 5

Where can I download the latest Garmin Forerunner 255 Series firmware?

Accepted Answer

You can download the latest Garmin Forerunner 255 Series firmware (version 27.09) from Garmin's official support page.

Question 6

How do I check for Garmin Forerunner 255 Series firmware updates?

Accepted Answer

You can track Garmin Forerunner 255 Series firmware updates automatically on LatestUpdate.io. We monitor Garmin's releases and notify you when new firmware versions are available, so you never miss an update.

Question 7

How often does Garmin release firmware updates for the Garmin Forerunner 255 Series?

Accepted Answer

We have tracked 8 firmware versions for the Garmin Forerunner 255 Series. Based on historical patterns, updates are released approximately every 43 days. Garmin releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.

Question 8

Is the Garmin Forerunner 255 Series still receiving firmware updates?

Accepted Answer

The Garmin Forerunner 255 Series has not received a firmware update in a long time and may be discontinued. However, some products resume updates after extended periods. Track this product on LatestUpdate.io to be notified if a new update is released.

Question 9

Is the Garmin Forerunner 255 Series still receiving firmware updates?

Accepted Answer

Yes, the Garmin Forerunner 255 Series received a firmware update within the last year. The most recent version is 27.09.

Question 10

Who makes the Garmin Forerunner 255 Series?

Accepted Answer

The Garmin Forerunner 255 Series is manufactured by Garmin. Visit the official product page for more information.

Garmin Forerunner 255 Series firmware

Latest firmware version

What's new in version 27.09

firmware version history

Update prediction

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