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.
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.
What is the latest firmware version for the Garmin Forerunner 255 Series?
The latest firmware version for the Garmin Forerunner 255 Series is 28.05. It was released on June 1, 2026.
How do I update the Garmin Forerunner 255 Series firmware?
To update the Garmin Forerunner 255 Series firmware, download the latest version (28.05) 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.
Where can I download the latest Garmin Forerunner 255 Series firmware?
Details and download instructions for the latest Garmin Forerunner 255 Series firmware (version 28.05) are on Garmin's official release page: https://support.garmin.com/en-US/?faq=mDOQVSNIu36T6OddCKL4k9
How do I check for Garmin Forerunner 255 Series firmware updates?
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.
How often does Garmin release firmware updates for the Garmin Forerunner 255 Series?
We have tracked 9 firmware versions for the Garmin Forerunner 255 Series. Based on historical patterns, updates are released approximately every 86 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.
When is the next Garmin Forerunner 255 Series firmware update expected?
The Garmin Forerunner 255 Series was recently updated. Based on this product's update history, the next firmware update is expected between July 10, 2026 and September 4, 2026.
Is the Garmin Forerunner 255 Series still receiving firmware updates?
Yes, the Garmin Forerunner 255 Series received a firmware update within the last month. The most recent version is 28.05.
Who makes the Garmin Forerunner 255 Series?
The Garmin Forerunner 255 Series is manufactured by Garmin. Visit the official product page for more information.