It could also be some sort of interference between wifi and bluetooth. Either way i had no use for wifi sync, so i switched it off. Voila, its all back to normal, syncs up just fine with my phone as it did previously. The other solution is to open it up and replace the battery. That i may well do.
Fenix 6/6 Solar software version 20.50 . as of February 21, 2022. Use Garmin Express to install this file. (6.97 MB) Notes: System Requirements: Windows 7 SP1 or newer; Mac OSX 10.11 or newer. WARNING: If this software is uploaded to a device other than that for which it is designed, you will not be able to operate that device.Broadcast heart rate intermittently stops working. While cycling I broadcast heart rate from my Fenix 6X Pro to my Edge 1040. On my last two rides the Edge would randomly stop displaying the value despite the watch typically still showing that it was broadcasting. Sometimes I can fix it by waiting a little bit and then restarting the broadcast
Tips for Erratic Heart Rate Data. If the heart rate data is erratic or does not appear, you can try these tips. Clean and dry your arm before putting on the device. Avoid wearing sunscreen, lotion, and insect repellent under the device. Avoid scratching the heart rate sensor on the back of the device. Wear the device above your wrist bone. Intensity Minutes not calculating. I’ve only had f6x Pro since Christmas but usually walk 4 times per week and average around 250 intensity minutes per week. This week I have done a few hilly walks (same walks that usually generate data) however only one activity (today) generated data. So far I have 47 minutes complete and that was for today. Adding a Card to Your Garmin Pay Wallet. Managing Your Garmin Pay Cards; Changing Your Garmin Pay Passcode; Heart Rate Features. Wrist-based Heart Rate. Wearing the Watch; Tips for Erratic Heart Rate Data; Viewing the Heart Rate Widget; Broadcasting Heart Rate Data. Broadcasting Heart Rate Data During an Activity; Setting an Abnormal Heart Rate x4FzRcW.