[Q] Should I give up the Chevron unlock? - Windows Phone 7 General

Before the NoDo update I unlocked my phone (Omnia 7) with the Chevron unlock. I encountered some terrible bug(s) so I applied the NoDo update to see if that'd help. It didn't. The phone still stayed unlocked even with the update, so I was wondering if it's worth it to reset my phone and (maybe) lose the unlock for good (since it won't work with phones with NoDo installed and I think that's what I'll get if I reset the phone). So, anyone think it's worth it?

thenewperson said:
Before the NoDo update I unlocked my phone (Omnia 7) with the Chevron unlock. I encountered some terrible bug(s) so I applied the NoDo update to see if that'd help. It didn't. The phone still stayed unlocked even with the update, so I was wondering if it's worth it to reset my phone and (maybe) lose the unlock for good (since it won't work with phones with NoDo installed and I think that's what I'll get if I reset the phone). So, anyone think it's worth it?
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I think you don't need to "Re-Lock" your phone before getting NoDo update.

shawchyn said:
I think you don't need to "Re-Lock" your phone before getting NoDo update.
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You don't need to. What I'm wondering is if the phone will re-lock itself if I reset it. I'm thinking it'll use the NoDo version to reset itself, which doesn't work with the Chevron unlock, and I won't be able to unlock the phone again. I wonder if it's worth it to reset the phone and probably lose the unlock I applied to the phone. I'm experiencing bugs where i can't use the marketplace on the phone to buy or update anything, and apps that didn't come with the phone crash after ~15 minutes.

Sounds like reset time... I would say better to have the device working properly without unlock than not at all with it...
Sent from my HTC HD2 using XDA App

Related

[Q] Should we update to NODO or not?

I just have a few question: After reading a lot of thread some are concern that updating to nodo will somehow "disable chervon" so is it true? the new update would kill our unlocked phones?
I have a HTC HD7 and i'm too scared to try because i dont' want my phone locked again
It's pretty simple. The update will kill the chevron hack. And sometime in the near future NoDo will be unlocked by someone. So you decide if you want to:
1) keep your unlocked phone and go without NoDo for a few weeks to a few months while waiting for NoDo to be unlocked and then update.
2) update to NoDo when available and go a few weeks to a few months while waiting for NoDo to be unlocked.
Nothing to be "scared" about. It's not like your phone being locked makes it unusable. You just have to decide how important NoDo is to you.
I unlock just to make the registry tweak that unbrand my phone. If I get the update, I won't need to do this

Is there a way to roll Zune back if that's what's blocking Chevron from relocking?

So, I've been trying to unlock my phone again since getting the update to 7008 and not having the prevent relock xap installed at the time. However, here is my dilemma and was wondering if anyone could help. http://forum.xda-developers.com/showpost.php?p=12542855&postcount=960

My HD7 is half-bricked.

Boot loader is bricked, but the OS works fine.
If HTC releases a firmware update over Zune, will it flash my bootloader?
Will the broken bootloader prevent my phone from functioning in any capacity? People say "you can't update," but I've reverted to NoDo twice since the half brick, and on both occassions I've been asked to update to Mango.
bricked phone
Can the phone be able to get a future update?? or it is blocked to do it also?
pantsaregood said:
Boot loader is bricked, but the OS works fine.
If HTC releases a firmware update over Zune, will it flash my bootloader?
Will the broken bootloader prevent my phone from functioning in any capacity? People say "you can't update," but I've reverted to NoDo twice since the half brick, and on both occassions I've been asked to update to Mango.
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How did u revert to nodo, the last i checked, the backup in my zune is 7403
Bricked boot loader i guess is still all right, but bricked phone isn't .

Downgrade back to Pie

I am on the official Android 10 firmware and would like to downgrade back to Pie. Is this possible without unlocking the bootloader? The T-Mobile unlock app apparently don't work on 10 yet so I need to get back to Pie to unlock then I can go back to 10.
Yes, I think you can. You can sideload an OTA image without unlocking the bootloader. Even though it says OTA, it is a full factory image. The files and directions are both available at that link. If possible, I would certainly do a full factory reset of your phone as soon as it booted however. You never want to back into an older version of Android without doing a full factory reset.
sic0048 said:
Yes, I think you can. You can sideload an OTA image without unlocking the bootloader. Even though it says OTA, it is a full factory image. The files and directions are both available at that link. If possible, I would certainly do a full factory reset of your phone as soon as it booted however. You never want to back into an older version of Android without doing a full factory reset.
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Ok, I just tried that and part way through installation it aborted. "E:Failed to verify package compatibility" along with some other errors...
To revert to pie you have to use the full image and the platform tools available over at Goog but for this you need to unlock the bootloader. If you want to stay on a locked bootloader you then lock it after you're up on stock pie again. Keep in mind you'll want to do the works before you move any data back to the phone and that unlocking the bootloader will wipe the phone so you'll need to back up everything before you unlock.There are specific instructions for all of that and the images and tools at https://developers.google.com/android/images
Don't be afraid of unlocking the bootloader, it can be unlocked and locked again at your whim over and over. Doesn't hurt anything other than you get a wipe in the process.
krabman said:
To revert to pie you have to use the full image and the platform tools available over at Goog but for this you need to unlock the bootloader. If you want to stay on a locked bootloader you then lock it after you're up on stock pie again. Keep in mind you'll want to do the works before you move any data back to the phone and that unlocking the bootloader will wipe the phone so you'll need to back up everything before you unlock.There are specific instructions for all of that and the images and tools at https://developers.google.com/android/images
Don't be afraid of unlocking the bootloader, it can be unlocked and locked again at your whim over and over. Doesn't hurt anything other than you get a wipe in the process.
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I cant unlock the boot loader because the phone is SIM locked to T-Mobile. This is the whole reason I want to go back to Pie so the unlock app will work. This sucks
You can get it sim unlocked by phone if you meet their unlock requirements, or at least you used to be able to do so, I did it that way there myself a few years ago. If that's not the case anymore then... yeah, you're in a pretty sucky spot.
krabman said:
You can get it sim unlocked by phone if you meet their unlock requirements, or at least you used to be able to do so, I did it that way there myself a few years ago. If that's not the case anymore then... yeah, you're in a pretty sucky spot.
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I do meet their unlock requirements..They have a ticket open with engineering for over a week but I’ve found out from other means that the unlock app isn’t compatible with Android 10.
Do you mean there’s another way to SIM unlock then the app? If so please enlighten me.
"You can get it sim unlocked by phone..." You call them on the good old fashioned telephone and tell them you want to remove the sim lock. Customer service can do it without the app, to my knowledge this was possible as recently as the 6T; Tmo guys were calling up and getting it done in essentially the same scenario you're in.

Uninstalling Android R Preview

Hello everyone. I installed the developer preview for Android R and i'm over it. I wanna go back to stock and I tried sideloading the OTA image and I get this message
update package is older than the current build. Downgrade not allowed.
My bootloader is locked so I can't flash the image through fastboot. I need help.
May update released might want to try that one.
hedgehogmd said:
May update released might want to try that one.
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I tried but it didn't work.
I was on the phone with t-mobile to see if they could unlock my phone but we're having issues with the unlock app.
I miss the days of typing in a code and getting your phone unlocked.
As you have just learned, the developer previews are not the same as beta releases. With the beta releases, you can "quit" the beta program and have the old OS version reinstalled via an OTA update The preview releases have no such OTA reset ability. Therefore, you should not participate in the preview releases unless your phone is unlocked.
If the May release doesn't let you revert back, then I think the only option you will have is to wait until the beta is released. Join the beta and have it installed on your phone and then quit the beat and hope that the OTA update takes you back to stock Android 10. In theory I think it will.
you should use the flashall.bat script if you're installing the factory image. Though this will earase data. Just make sure you have USB debugging on
EDIT: I think you should still be able to unlock your bootloader
EDIT2: After reading a bit more I see that on carrier specific devices, OEM unlocking is greyed out until the phone is sim unlocked. But after you get the app working everything should work fine. Did you use another sim thats not from T Mobile?
RicardoSal24 said:
you should use the flashall.bat script if you're installing the factory image. Though this will earase data. Just make sure you have USB debugging on
EDIT: I think you should still be able to unlock your bootloader
EDIT2: After reading a bit more I see that on carrier specific devices, OEM unlocking is greyed out until the phone is sim unlocked. But after you get the app working everything should work fine. Did you use another sim thats not from T Mobile?
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I put a different sim on the phone and it worked but it's b/c I did the temporary unlock. After 30 days the phone will be locked again. The phone won't let me unlock the bootloader unless it's a permanent unlock. The problem is I'll have to wait 30 days for the phone to re-lock. I wish t-mobile could just give me a code...
Lucky for me this phone isn't my daily driver but I wanted to revert to stock android b/c I got an invite to test out the Ratio launcher by Blloc. It's incompatible with Android R.
chivamex10 said:
I put a different sim on the phone and it worked but it's b/c I did the temporary unlock. After 30 days the phone will be locked again. The phone won't let me unlock the bootloader unless it's a permanent unlock. The problem is I'll have to wait 30 days for the phone to re-lock. I wish t-mobile could just give me a code...
Lucky for me this phone isn't my daily driver but I wanted to revert to stock android b/c I got an invite to test out the Ratio launcher by Blloc. It's incompatible with Android R.
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Click to collapse
Your best bet would be to just wait until you can permanently unlock it. I got mine from best buy and only recently did I bother with flashing roms on it.
I have a TMO device and had a temp unlock, and obviously it doesn't allow oem unlocking to be enabled. I DM'd TMOhelp on twitter and was able to get a permanent unlock there. They told me that I'd have to wait for my temp unlock to expire before I could perm unlock, but I didn't. If you have trouble with the app, just clear the storage and cache data for it. Once it is actually perm unlocked you'll immediately get a notification and be prompted to restart the phone. After that you should see oem unlocking enabled in dev options and be able to hit bootloader and unlock it.

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