I'd restart the phone and check again if it is still doing that. also you can look under the battery info under settings. there it will tell you which app is draining the battery the most. sometimes apps can run on the background although you closed them out
Please try the suggestions made by @HyperWolf . If the issue persists, please send us an error report. We apologize for the inconvenience and appreciate your contribution to the beta program.
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