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Android 4 upgrade. Wifi wont turn on now

SOLVED
Davoxperiau
Visitor

Android 4 upgrade. Wifi wont turn on now

Gday just upgraded to android 4.04 on ST25a

working ok but the wifi option is now completely greyed out and cant be turned on via the tools button shortcut, or the switch in settings!

bluetooth is working but if you click on wifi in settings, it just hangs on "turning on wifi"

please help sony! what good is a smartphone without wifi? i dont get 3g reception at my house so bascially i have not internet at home!

hotspot works, but wifi doesnt!

thanks

1 ACCEPTED SOLUTION

Accepted Solutions
Davoxperiau
Visitor

Gday Rasorr

I hope this helps others as this was a very annoying problem

1. Make a backup of your phone using PC Companion (PCC) under 'backup & restore'.

2. Go to Support zone and choose 'phone software update' and click the start button.

3. a box will pop up and say 'your phone is up to date'. then click the blue link at the bottom that says 'repair phone'.

4. Follow the onscreen intructions to do another update. This will now erase all software and settings on the phone, so make sure you did a backup in step 1. You will have to agree to a box that says all the data will be erased. click agree.

5. Continue to follow instructions, when prompted disconnect your phone, turn it off and on, it will now be as if you bought a brand new phone in the box, ie all settings and software to default.

6. Presto! all your wifi, bluetooth, etc will be working now.

7. Go back to backup and restore and restore the file you made in (step 1.)

8. Then all your contacts, photos, videos will be restored. Be patient, if it fails once, dont worry, do it again as instructed and all will be fine.

Whole process can be done in under 20 mins!

Hope i helped! Good luck, please post your results.

Thanks

Also, be sure to follow the setup wizard at the beginning, like the first time you turned your phone on when you bought it, as it will setup internet and mms settings to be sent from your provider. i ignored the wizard and then couldnt figure out why i couldnt get '3G' reception'.

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14 REPLIES 14
Arnab
Enthusiast

settings reset, if doesnt improve then repair using PCC/SUS

Davoxperiau
Visitor

thanks for quick reply

just tried settings reset, didnt work

pcc is pc companion, but what is sus?

couldnt find it

Arnab
Enthusiast

before repair check the router settings once:

http://talk.sonymobile.com/message/154244#154244

SUS=Sony Update Service.

Davoxperiau
Visitor

still doesnt work. This sucks i just updated, then rolled back and updated and repaired.

still wont turn on.

it has nothing to do with the router, it wont even turn wifi on!

Arnab
Enthusiast

Seems like the Sony Center is the only option left.

Davoxperiau
Visitor

what a fun way to spend a friday night! thanks sony!

i just did a repair and completely wiped the phone and it works now on android 4.0

what a waste of time!

Arnab
Enthusiast

does it work now?

Davoxperiau
Visitor

yes thanks but had to re do all my shortcuts and settings

and when i did a restore it didnt copy my sms msgs!

sucks

Rasorr
Visitor

Hey!! Today I updated my xperia U to ICS and same problem im facing, wifi is not getting on but hot spot working..can you pls tell what should i do ? Factory reset?