My battery drained last night from 90% to 10%. Battery stats say it was 80% from Siri.

[iMore Question]

I was not using my phone minus a few texts last night. All apps, minus the alarm, were closed overnight. I went to bed and it was around 90%. I woke up and it was 10%. The stats say it was all Siri. I cannot understand how this would be happening? Any suggestions?

 

[anon(4697585)]

Hi, whilst I can't comment on how it was Siri but over night is when all the processing such as backups happen so it may have been that