wifi and bluetooth not starting

[Anda]

Dear Xperia,

Please help, my Xperia ZL WIFI and bluetooth wont turn on.

No notification appeared, after I turned it on it just automatically turned off.

Regards,

ANDA

[Uliwooly]

Repair your phone 

Update Service (SUS)

PC Companion (PCC)

Bridge (for Mac)

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355