Ifyou’ve tried the steps above, and your Apple Watch is still draining battery, you may need to consider updating watchOS. Installing the latest version of the
Updatethe software on your Apple Watch - Apple Support. Close all open apps on your iPhone and then restart both your iPhone and your watch: On your iPhone: double-click the Home button, then swipe up on each app preview to close it; Turn both devices off together, then restart your iPhone first;Checkthe iPhone battery health and usage - Apple Support. The only way to check your Apple watch battery is ON the watch. Don’t ask me why but Apple hasn’t added it to the Watch app on our phones. Check your battery and charge your Apple Watch - Apple Support. The second test is worth trying but I was fully charged when I
Experiencingbattery drain on Apple Watch after update So, this week Apple rolled out watchOS 7.3.2. Before I never had any battery drain issues. Testing the watch for about 20 minutes so far with no battery loss. I'm at 25% battery life left after about 8 hours of use today. I will turn on Bluetooth and turn off airplane mode in another AppleWatch battery draining fast after 6.2.1 update. Since update 6.2.1 my iwatch 5 battery is draining very quickly within 2 minutes it has gone from 100% to 97%, then 97% to 92% within 5 minutes. You can actually sit and watch the % go down like some ticking timer. Apple needs to sort this out quickly as the watch is dead within about 3 hours.