Many reports are sprouting up on the web regarding excessive bandwidth from idevices running iOS 6.1 firmware which is leading to battery drain issues. The high bandwidth levels are supposedly being caused due to a large amount of logging taking place in the mailbox. As of now, there has been no official notification regarding Apple. Even Vodafone UK carrier has warned its iPhone 4S users to not upgrade to iOS 6.1 as it  degrades it 3G performance and subsequently its battery life. Read more to fix the problem.


microsoft exchange iOS 6.1 bug
Users who are not based in the UK have also been been facing similar battery life issues. 
According to the Apple support forum, the main bug in iOS 6.1 that is causing this is an infinite loop trying to continuously access the Microsoft Exchange server. Here's how to fix this issue 

 Fix the Microsoft Exchange bug
  • Delete your Microsoft Exchange account 
  • Again create your account 
  • Do not respond to any message from your device and wait for iOS 6.1.1 to drop
What about your battery life ?

 If you have been experiencing Microsoft Exchange or battery drain issues after updating to the iOS 6.1 update, please drop your comments in the comments section below.