how to root the samsung galaxy s3 for virgin mobile video How to Root Samsung Galaxy S3 for Virgin Mobile - YouTube
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Hello all. I rooted my GS3 using this guide and it went successfully. The only problem I'm having is that my phone is no longer receiving a signal. Wifi works fine and my phone number is still on the phone, but in the status bar a circle with a ring through it is shown instead of the cell signal strength indicator. The text "Searching for Service" is also displayed at the top of the lockscreen. I've read about how flashing a modem might help, but that stuff is over my head and I don't understand it at all. Cell service at my home isn't the greatest, but I usually get 2-3 bars of service. I am unable to make phone calls or send/receive sms and mms currently. Any ideas on what I should do? Any and all help would be greatly appreciated. Thanks in advance!
Did you flash a rom? Rooting shouldn't do that.
Sent from my SPH-L710 using Tapatalk 4 Beta
Did you flash a rom? Rooting shouldn't do that.
Sent from my SPH-L710 using Tapatalk 4 Beta
Have you cleared cache and dalvik cache in recovery ?

Also the problem might be your imei number has reset itself to 0 during the data wipe etc during the flash of your rom
Have you tried cyanogen rom for your s3?
I would give it a try. Do you use rom manager to flash your roms? If not then I recommend giving it a try. Its in the play store. To download cyanogen type get.cm in your browser, click the link and select your device from the list of makes and models! Is yours the i9300 ?

. I still have the circle with a slash through it in the status bar. He's reflashed, wiped cache , data etc. Checked imei to no avail. He has added that he is not too sure on flashing radios so I set him up with cm10.1 for his device. If all is ok and he is happy with it then job is done.
Boot to recovery
Format /system, /data, /cache
Flash ZIP in Recovery
Reboot
you have to flash a modem for 10.1, what are you talking about?
Please don't refer people to an article about Sprint CM10.1 (that won't work) when we have a guide for it already on this forum, it does not work without flashing a new modem & a apn backup/restore.
Instead, look at this
Also, none of that = factory reset.
Try factory reseting - THEN flash, not after.
If you still have the problem after restoring from nandroid you probably borked something prior to making it.
. I'm getting really worried now, but I think I found something. My "PRL Version" under Settings > About Device > Status > says that it's 0. I looked at my old phone (LG Optimus Slider on VM) just to compare them and that one has an actual number for it's PRL Version. Could this explain my problems?