@300319 Searching this forum is not easy - for example, in a sideloaded browser on my TV, the magnifying glass icon for searches is invisible… Logging in on my phone now, I could do one for you. I remembered the topic but not the exact words, so searched for ‘firmware’ as the subject and listing in most recent postings order:
https://forum.suunto.com/post/155160
I believe that is what you need… Reading some posts there it seems you can mail yourself the firmware link and then clicking it on your phone, the Suunto App should open up and offer the firmware download.
Edit: Here’s the instructions for the email usage:
https://forum.suunto.com/post/152638
You use the text beginning with ‘com’ in some way… I am not sure of the exact steps…