I want to Unrooting My Evo to fix problems - EVO 4G Q&A, Help & Troubleshooting

i just flashed my ROM yesterday to OMJ EVO 2.1 Eclair v1.9 and found out my 4g wasnt working anymore..only shows up as scanning so went ahead and flash a new radio baseband version 1.39.00.05.31... the 4G still doesnt work how can i fix that? if i unroot it back to factory setting with everything go back to normal? or my phone cant use 4g anymore.

To fix the 4G scanning problem, flash the latest radio and wimax. This is also dependent on which ROM you are running and whether that ROM works with 4G (WiMax) or not.

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Cyanogen - 3G Internet Down?

Hi guys.
I had my first Evo stolen a few days ago and just got the replacement yesterday. I was able to root using Simpleroot, and setup recovery. In order to get the phone operational on Sprint, I had to type in ##494711# and enter my phone number and change another setting in that same menu. The internet (3g) works on a "stock" rom I downloaded, however it does not work on Cyanogen 7/22 build.
Wifi and everything else runs perfect, no problems besides this. Anyone know a way to fix this? I tried to search the thread but couldn't find anything.
Try re flashing the ROM i got the same rom and my 3G works perfect make sure you flash the new radio and not just the rom you need the rom plus frf91
2.05.00.06.10 is the radio you need. Your software should be 1.47.651.1 also.
Sent from my EVO using xda App

updating wimax question

Quick question I had GPS problems after updating to cm7 but I installed a fresh sense rom and then got my msl number also updated my profile n prl and it fix my gps and then i went back to cm7 so did that update my wimax version, my baseband, etc cuz I don't see a way of seeing it through cm7, I keep on going to my settings then about n all it shows me is the cyanogen info
Flip35 said:
Quick question I had GPS problems after updating to cm7 but I installed a fresh sense rom and then got my msl number also updated my profile n prl and it fix my gps and then i went back to cm7 so did that update my wimax version, my baseband, etc cuz I don't see a way of seeing it through cm7, I keep on going to my settings then about n all it shows me is the cyanogen info
Click to expand...
Click to collapse
You have to flash a wimax, radio, price, and NV package to update those through recovery. Update prl is your preferred roaming list and update profile just refreshes your username with Sprint data servers. Those in which you must be on a sense based rom. Also all # commands such as GPS fix must be performed on sense also.
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4g not working, rooted

I am having problems getting my 4g to work correctly. I am rooted, running synergy RLS1 + godmode. I have checked my RSA keys, which are still in good condition, my mac address is still in tact, and I have the latest radio/pri/wimax/prl etc radios. I have tried updating profile after everything and still cannot get 4g to function where I know it works. Any other suggestions?
Have you tried making a nandroid backup of your current setup then flashing a stock rom (or restoring your stock backup, if you have one) and testing 4g again?
It could be a rom related issue - I've heard great things about Synergy, but haven't been on Sense for months, so I'm not familiar with the rom. If you're positive that your wimax is intact & you still can't connect, call Sprint & see if it's something on their end.
Sent from my PC36100 using Tapatalk
I will try that next. I have a nand backup made already but I am not always in an area where 4g is accessible. I should be this weekend so I will give that a shot.
Thanks!
well i'm on synergy as well and my 4g works i have an evo 4g on metropcs and i use clear internet (had to get my phone macid added as an additional device on my clear account) on my phone for 4g works just fine

[Q] No 3G!!!!!!! HELP!!!!

Hey guys,
Wondering if you guys can help me out. Not sure if anyone else has had this issue here.
My wife's EVO gets no 3G. We both have EVOs and live in a 3G area. I rooted both phones. I rooted mine a while back before the OTA 2.3 update with Unrevoked, so my hboot is still the 2.10. I rooted my wife's EVO just last week with Revolutionary b/c she installed the OTA 2.3 update.
My wife had been complaining that her phone is slow with data connectivity even before I rooted the phone. Since the closest Sprint repair store is about 30 miles away, I wanted to try and fix her phone to avoid the drive. Plus I like troubleshooting and learning more about Android.
I have used various ROMs on my phone and currently like MikG 2.55. Both our phones are currently running MikG 2.55. Now with this ROM, I noticed that if your phone is not connected to 3G, it will give the 1X icon instead of the 3G icon. My wife's EVO doesnt connect to 3G where as mine does.
I've updated her PRL and Profile through system updates in the settings and still nothing. I did notice that her EVO is using a different radio than mine so i thought maybe falshing her radio might make a difference. Only this is, that I have been researching and a lot of people are saying not to flash radios b/c it can cause problems.
My phone has
Hboot 2.10.0001
PRL version 60681
PRI version 1.90_003
Baseband version (radio) 2.15.00.11.19
ROM MikG 2.55
My wife's phone has
Hboot (pre-root)2.16.0001 (rooted) 6.1xxxx
PRL version 60681
PRI version 2.15_003
Baseband version (radio) 2.15.00.08.08
ROM MikG 2.55
I believe the Hboot versions have no reason why she can't connect to 3G but not sure of the PRI version, radio version. I've also been thinking about flashing the radio/PRL/wimax combo but wanted to get the experts say on it first.
I do not want to mess up her phone b/c it took me a long while to convince her to switch over from her IPhone 3gs (she was having issues with her Iphone). I want her to start loving Android, as I do, over Iphone.
Please help,
Thank you
Try to toggle the airplane mode on and off about 3 times while 3g is on..see if that makes a different perhaps resets it. Can also turn of 3g a few times. I had this before and I am not sure what had happened, but i just messed with the 3g toggle and airplane mode then it started working.
Try to flash the new stock rom in the forum. Wipe the cache and dalvik maybe its just that? Did it ever work after you rooted the device?
I haven't tried the airplane mode trick. I will as soon as I get home.
When I flashed the new ROM I did wipe data/cache and dalvik cache.
When I first rooted her phone I flashed a different ROM (Rainy Day). We still noticed she had real slow data connection but it would show the 3G icon. It probably still shows even if its not in 3G. The Rainy Day ROM was too glitchy (I had it also for a day) so I flashed both our phones to the MikG 2.55 (which I had previously on my phone, very stable ROM). That is when I noticed her phone would stay with the 1X icon.
As soon as I try the airplone mode toggle 3G, I will report back to see if it fixed her problem.
Thanks sup3rn0th1ng

4.3 Update from cyanogenmod issues

ok so basically im running cyanogenmod latest nightly and i went to upgrade to 4.3 rom touchwiz and this is both of the latest 4.3 roms on the forums. and booth of them when i get them installed each time i dont get 4g or 3g. so
i dont have a clue what this could be. so i thought i would run it by you guys
is there a certain way i have to go about flashing to 4,3 touchwiz
when i try flashing the new mk4 update its successful but when i load up to the setup screen i dont get any data until i set the network mode to 3g but thats all i get i get full 4g service in my area and this is not normal. when im running the latest cyanogenmod build i get 4g and 3g no problem. lookin for a fix to this

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