20 Most Recent Sony Xperia Tipo Dual ST21i2 Black Android 4.0.3 Dual SIM unlocked phone - Page 6 Questions & Answers

I suggest you can approach Superunlockcodes.com and specify the country,locked network of Sony Xperia.Based on the availability you can get the permanent unlock service along with free instructions.

I suggest you can approach Superunlockcodes.com and specify the country,locked network of Sony phone .Based on the availability you can get the permanent unlock service along with free instructions.

i would try the sim in a unlocked phone from a friend first if it works then buy your phone

I suggest you can approach Simpleunlocking.com and specify the country,locked network of Sony Ericsson Xperia Acro (IS11S) .Based on the availability you can get the permanent unlock service along with free instructions.

I suggest you can approach Simpleunlocking.com and specify the country,locked network of Sony Xperia Z2 .Based on the availability you can get the permanent unlock service along with free instructions.

If you have already tried going to settings > about phone (back up and reset> to no avail. hook up to your pc and install xperia companion . the on screen repair software or back up restore should work for up. If you intend to do a full hard reset to delete all data gran . if not do a seperate back up to a sub folder or sd stick. Hope this helps

Hi. you need to let the battery run down and out. dont connect charger but hook up to your pc via sony companion . let your pc find device , go to software repair and let it clean and reboot itself, it may take a while but it should restore all systems. hope this helps. if till no joy go directly to sonymobile.com/systemrepair

Hi need more info here to unlock ? network or security

hi have you tried factory reset and then updating software via sony companion

Hi disable all apps that you dont use uninstall where possible, then turn on stamina mode drain the battery completely then charge up over night

Hi have you tried downloading your network providers settings via sms.

Electronics issue. Costs a fortune to repair.

Corrupt files