ultra stamina mode in Sony Xperia Z3+ Can not turn off ultra stamina mode in my z3+ 
no application could be started 
can not access the phone from the computer 
help please
Ultra STAMINA mode extends battery lifetime significantly. You can use this mode when you know you won't be able to charge your device for a long time. Only a few basic functions, such as Phone and Messaging, are available

To deactivate Ultra STAMINA mode


Drag down the status bar to open the Notification panel.
Tap Deactivate Ultra STAMINA mode