problem face after upgrading.

[#1]

i recently rooted my arc s phone by one click rooting tools. yesterday i upgraded my phone to ics version but there are few problems in phone after upgrading it. the problem are as follows:

1> my rooting was gone. how to re-gain it? can there be any complication for re-rooting? is it safe to re-root it?

2> my wifi and bluetoth are gone. how to fix it?

3> phone freezes while playing temple run and fruit cut?

somebody help me.

[Nabeel]

Rooting goes away once you reisntall phone's OS

Follow the steps

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Backup everything as it will erase all data on phone (sms, contacts,apps)

Update/Repair your phone via PCC or SUS

PCC (PC COMPANION) – Repair your software with this .First do the setup without connecting your mobile to pc.(only connect when you are asked to).

Do it as follow >> PCC > SUPPORT ZONE> SOFTWARE UPDATE> REPAIR SOFTWARE (written with blue)  

PC Companion http://www.sonymobile.com/global-en/tools/pc-companion/

SUS ( Sony Update Service)  ... download and install it on pc and follow the on-screen instructions http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe

                  or

http://www.sonymobile.com/global-en/tools/update-service/

Both the links are same

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Then see the method here to root

[#3]

can't we root in ics version?

[Nabeel]

Yess you can root

This is how

http://forum.xda-developers.com/showthread.php?t=1601038

Bu first reinstall ICS using pc companion , it will ensure clear installation