relock boot loader - HTC Pico (Explorer)

is it possible to relock the boot loader after installing a custom rom in the device

vijnathin said:
is it possible to relock the boot loader after installing a custom rom in the device
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yes but it is recommended to not relock the bootloader because custom roms are pre-hacked roms and sometimes it can get unstable because of Superuser

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Quick Qestion About Relocking The Bootloader

Couple quick question regarding locking the re-locking the bootloader.
First off I have the ATT One X rooted with TWRP Recovery. To go back to stock if I so choose, would I have to reflash the stock recovery then do fastboot oem lock before running the ruu or can i just fastboot oem lock the bootloader without flashing the stock recovery, then run the ruu?
I think I have to reflash the stock recovery first before relocking the bootloader. If that's the case, can someone link to the stock recovery img file?
I also read that if you're currently rooted and has your CID, you can update to 2.20 and root again...is that still the case?
Thanks
plmiller0905 said:
Couple quick question regarding locking the re-locking the bootloader.
First off I have the ATT One X rooted with TWRP Recovery. To go back to stock if I so choose, would I have to reflash the stock recovery then do fastboot oem lock before running the ruu or can i just fastboot oem lock the bootloader without flashing the stock recovery, then run the ruu?
I think I have to reflash the stock recovery first before relocking the bootloader. If that's the case, can someone link to the stock recovery img file?
I also read that if you're currently rooted and has your CID, you can update to 2.20 and root again...is that still the case?
Thanks
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You can just fastboot oem lock, the RUU will take care of restoring the original ROM.
EDIT: This is my 123 post
plmiller0905 said:
Couple quick question regarding locking the re-locking the bootloader.
First off I have the ATT One X rooted with TWRP Recovery. To go back to stock if I so choose, would I have to reflash the stock recovery then do fastboot oem lock before running the ruu or can i just fastboot oem lock the bootloader without flashing the stock recovery, then run the ruu?
I think I have to reflash the stock recovery first before relocking the bootloader. If that's the case, can someone link to the stock recovery img file?
I also read that if you're currently rooted and has your CID, you can update to 2.20 and root again...is that still the case?
Thanks
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If you want to go back to stock just fastboot oem lock then run the RUU. This is what I did. You can then re-unlock the bootloader and install SuperSU to reestablish root. It's pretty easy. Keep in mind, once you go to 2.20 you can not flash boot.img or radios from TWRP. You have to use adb to flash the boot.img, then boot into recovery and flash the ROM.
If you go into the Dev section, one of the first threads covers this and actually has a guide so you wouldn't have had to ask a question.
danny39 said:
You can just fastboot oem lock, the RUU will take care of restoring the original ROM.
EDIT: This is my 123 post
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So even though I have a custom recovery (TWRP) I don't have to flash the stock recovery before I relock the bootloader?
plmiller0905 said:
So even though I have a custom recovery (TWRP) I don't have to flash the stock recovery before I relock the bootloader?
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Here. You don't need the 1.85 RUU though. Just use 2.20 and skip the manual update from AT&T.
http://forum.xda-developers.com/showthread.php?t=1812039&highlight=2+20+unlock
Butters619 said:
If you want to go back to stock just fastboot oem lock then run the RUU. This is what I did. You can then re-unlock the bootloader and install SuperSU to reestablish root. It's pretty easy. Keep in mind, once you go to 2.20 you can not flash boot.img or radios from TWRP. You have to use adb to flash the boot.img, then boot into recovery and flash the ROM.
If you go into the Dev section, one of the first threads covers this and actually has a guide so you wouldn't have had to ask a question.
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Butters619 said:
Here. You don't need the 1.85 RUU though. Just use 2.20 and skip the manual update from AT&T.
http://forum.xda-developers.com/showthread.php?t=1812039&highlight=2+20+unlock
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Thanks...I really appreciate it
plmiller0905 said:
So even though I have a custom recovery (TWRP) I don't have to flash the stock recovery before I relock the bootloader?
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No, it's the opposite: You can't RUU until you relock. It will fail if you try.
iElvis said:
No, it's the opposite: You can't RUU until you relock. It will fail if you try.
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Oh ok...gotcha...so fastboot lock bootloader then run the ruu...great.
Like I mentioned before...I just got a little confused because people on YouTube is also flashing a stock recovery IMG before running the ruu.
Sent from my HTC One X using Tapatalk 2
plmiller0905 said:
So even though I have a custom recovery (TWRP) I don't have to flash the stock recovery before I relock the bootloader?
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RUU will restore your recovery to the stock recovery.
Just keep in mind that once you lock your bootloader you won't be able to boot your phone until you run the RUU. So make sure you're ready to go with the RUU before you fastboot oem lock.

New Xperia user here:D Some help?

So...apparently I can't unlock my bootloader. I've seen that you can root even if you have your bootloader locked, but what about flashing a rom?
Is there any chance to flash a custom rom with your bootloader locked? Not stock pre-rooted rom..
CanĀ“t say if you can unlock bootloader based on what model you have.
Yes you can flash any custom ROM based on Stock ROM on locked bootloader, but you can not flash AOSP roms on Locked BL. For those you need to unlock it.

Shifting to dev rom after unlocking bootloader?

Mi4C's bootloader got locked but I unlocked it again by flashing the stable version & then using command fastboot oem unlock but now can I flash Developer ROM with TWRP recovery ?
or will it lock the bootloader again ?
TheDj408 said:
or will it lock the bootloader again ?
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Yes, it will. Use xiaomi.eu or sMIUI one instead.

Can I root without unlocking my boot loader?

Is there a way to just root your phone without unlocking your boot loader? I just want to simply root and install some apps that require root but that is it.
Thanks...
falcon26 said:
Is there a way to just root your phone without unlocking your boot loader? I just want to simply root and install some apps that require root but that is it.
Thanks...
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I'm pretty sure that you need to unlock your bootloader first.
Not sure if you can unlock - root - relock ??
I think this is not possible yet without unlocking the bootloader.
johnhux7 said:
I'm pretty sure that you need to unlock your bootloader first.
Not sure if you can unlock - root - relock ??
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Once you unlock and relock your bootloader, its status will be relocked, so your warranty is void anyways.
So I have to unlock the boot loader first. Dam I assume that is on the difficult side of things as well...
takichiman said:
Once you unlock and relock your bootloader, its status will be relocked, so your warranty is void anyways.
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If you want the status to show "locked" and not relocked to get your warranty back, you can use the downgrade package from nougat to marshmallow and flash stock B131.
I managed to relock my bootloader using this method : my fastboot screen says "locked" (and not "relocked")
Axelguitt said:
If you want the status to show "locked" and not relocked to get your warranty back, you can use the downgrade package from nougat to marshmallow and flash stock B131.
I managed to relock my bootloader using this method : my fastboot screen says "locked" (and not "relocked")
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Anyone could confirm it?
falcon26 said:
Is there a way to just root your phone without unlocking your boot loader? I just want to simply root and install some apps that require root but that is it.
Thanks...
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Wait for kingroot method. No need to unlocking bootloader to root, people do it because its only one way to have root on honor 8 now - by flashing supersu in twrp, and twrp/modified recovery you can flash only if you unlocked your bootloader first.
WYPIERDAALAAC said:
Anyone could confirm it?
Wait for kingroot method. No need to unlocking bootloader to root, people do it because its only one way to have root on honor 8 now - by flashing supersu in twrp, and twrp/modified recovery you can flash only if you unlocked your bootloader first.
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I confirm.

Relocking bootloader to remove the bootloader warning?

Hi,
So I've unlocked my bootloader to get twrp and magisk...
Being that I'm still on a stock ROM except for kernel and recovery can I relock the bootloader?
Any harm to relocking?
Thanks

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