Forerunner 255 Series - Running/Multisport

Not Answered

Sleep gaps on new forerunner 255 0

213 views

1 reply

Latest 7 months ago
by 5169701
Not Answered

Walk activity shows spurious teleport hundreds of miles away and back 0

205 views

1 reply

Latest 7 months ago
by Garmin-Sierra
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Sleep score affecting Garmin coach plan how to select previous workouts suggested by Garmin Coach before it was changed due to sleep score 0

428 views

2 replies

Latest 7 months ago
by 2891190
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JB 0

279 views

1 reply

Latest 7 months ago
by S.M.R.
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Since OS 21.19 new vibration? Annoying. 0

527 views

3 replies

Latest 7 months ago
by ovekvam
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Forerunner 255 ''instantly health check'' not working, error ''1193:02:47 alarm screen'' and a stopwatch icon 0

627 views

6 replies

Latest 7 months ago
by mario84
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Forerunner 255 resets on activity start 0

1243 views

9 replies

Latest 7 months ago
by 3420496
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when workout started the watch restarted 0

103 views

0 replies

Started 7 months ago
by 3420496
Not Answered

calorie count after software upgrade 0

475 views

3 replies

Latest 7 months ago
by trux
Not Answered

[FR255][18.x][19.x][20.32] Missing letters in Italian virtual keyboard 0

1314 views

6 replies

Latest 7 months ago
by trux
Not Answered

Wrong OHR after 19.XX, 20.XX, and now 21.19 latest firmware 0

304 views

0 replies

Started 7 months ago
by 6385795
Not Answered

software not updating 0

169 views

0 replies

Started 7 months ago
by hugh-liu
Not Answered

Broken HR broadcasting 0

321 views

2 replies

Latest 7 months ago
by 8908657
Not Answered

21.19 seems to be released 0

1794 views

9 replies

Latest 7 months ago
by ovekvam
Not Answered

Version 20.26 wrong heart rate 0

659 views

2 replies

Latest 7 months ago
by Garmin-Sierra
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Forerunner 255 Music Incorrect HR During Exercise 0

1204 views

7 replies

Latest 7 months ago
by Garmin-Sierra
Not Answered

OHR issue after 20.32 0

924 views

5 replies

Latest 7 months ago
by Garmin-Sierra
Not Answered

Since the v20.32 update my 255 doesn't record overnight sleep or overnight HRV anymore, but still counts bogus naps 0

733 views

9 replies

Latest 7 months ago
by oBuTTuSo
Not Answered

LTHR test value three different readings depending on which platform I view it on 0

323 views

0 replies

Started 7 months ago
by 9462364
Not Answered

Target pace range is too narrow 0

189 views

0 replies

Started 7 months ago
by 8759213