I had this when I first got my HRM strap. My problem was similar to @maletero I closed all the apps I had on various devices, shut down devices I wasn’t using, then started again with just my phone and that got it working.
I had this when I first got my HRM strap. My problem was similar to @maletero I closed all the apps I had on various devices, shut down devices I wasn’t using, then started again with just my phone and that got it working.