Massive battery drain on Fenix 6S Pro Solar. I recently bought an used Fenix 6s Pro Solar and I noticed that the battery drains very quick (around 3% per hour) and I need to charge the watch every day. power saving mode ON (Even with this, the watch was telling me "30 days left" but every hour I was losing a 3% of battery) The guy who sold it Standard Garmin watch face. Advertisement Coins. 0 coins. Premium Powerups Explore Gaming. Valheim Genshin Sudden battery drain fenix 5 plus Tactix7Pro Abnormal watch battery drop after updating system version 14.31. After updating my Tactix 7 Pro to the 14.31 version of the system, the battery dropped severely and abnormally, consuming 45% of its charge over a 24 hour period (from 100% to 55%, with no movement during that time). Actually when I woke up the watch is abnormally hot. During that daytime the battery drained 20% more. I have tried to restart and reset default setting in the watch but the battery still drains very fast after full charge. 15% drain per day without any activity tracking. 10% more with just 1hr GPS running. An all things Garmin Fenix related. Coins. Firmware 14.36 released with battery drain fix . I had 0.3%/hour battery usage with v14.31 and so far 0.1%/hour Same with mi Fenix 5X plus ! About 0.3%-0.5% battery per hour , but after the activity with GPS, the consumption started to be about 1.3%-1.6% battery per hour. Same for both sw 11 and sw 11.73beta. It always helped to restart, but only to the next activity with GPS. Now I downgraded to sw 9.10, so hopefully it will be good. I will test and see Massive battery drain since Firmware 25.00. Since firmware update yesterday 22/3/23 - My Fenix 6x Pro is suffering massive battery drain - 30% in 12Hrs! The watch is watch mode only since yesterday, so no GPS or activity tracking (except for usual HR Steps and always on Pulse Ox). Anyone else having this issue ? I have garmin foot pod as well as garmin HR monitor. My phone has ANT connection so both foot pod and HR works in zwift (I prefer HR strap more than broadcast HR from forerunner watch). It drain the phone battery quite fast . you need to keep the phone screen on all the time otherwise I found it 'pause" even you are still moving. I updated to the 24.10 firmwear and the battery started draining quicker, especially on activities like long runs, a 15k run would go down 15-20% of battery. But battery use became even worse when I updated the new topo maps, over a 24 hour period it would drain 50%, and the other 50 12 hours later. I uninstalled alot of apps, disabled wifi JUstoOu.

garmin fenix 3 hr battery drain