MBA with lid closed connected to monitor through thunderbolt goes to sleep when power cord is removed
Hi , My MBA 2012 goes connected to external monitor through the thunderbolt port goes to sleep when the power cord is removed any idea how to avoid this ? Below are some additional details
- It has a new battery so not battery issue.
- Sleep timer set to 60 minutes in energy saver.
- It doesn't go to sleep when lid is not closed and power adapter is removed only does it when lid is closed and power adapter is removed.