Is there any way to unroot note 20 ultra, relock bootloader. Need to revert so that I may use warranty. Any help would be great. - Samsung Galaxy Note 20 Ultra Questions & Answers

I honestly need to relock the bootloader so that I may get a warranty on my device. Any suggestions?

LestatDraven said:
I honestly need to relock the bootloader so that I may get a warranty on my device. Any suggestions?
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Warranty is void now regardless, you have tripped KNOX 0x1 which is permanent

There's nothing you can do for warranty. Knox is a physical fuse that's checked for warranty purposes and it cannot be modified as it's physically blown on the motherboard.

Related

Root and Warranty Question

When you root, you void the warranty correct?
But, if you flash the stock rom and remove the root (am I saying that right), you can send it in for warranty correct?
What is the difference (if there is one) of rooting and unlocking?? What is the relationship to the warranty with the unlocking?
lardo5150 said:
When you root, you void the warranty correct?
But, if you flash the stock rom and remove the root (am I saying that right), you can send it in for warranty correct?
What is the difference (if there is one) of rooting and unlocking?? What is the relationship to the warranty with the unlocking?
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I wouldnt mention either of them in a warranty claim. But in general, root will not void your warranty and you can easily erase it by flashing the stock rom. Unlocking the bootloader MIGHT void your warranty, and there's no undoing it.
Jotokun said:
I wouldnt mention either of them in a warranty claim. But in general, root will not void your warranty and you can easily erase it by flashing the stock rom. Unlocking the bootloader MIGHT void your warranty, and there's no undoing it.
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Ha, no I did not mean I was going to mention them.
That is exactly what I was looking for though, thanks!
Can someone explain (or point me to a wiki) that shows what unlocking bootloader is. I rooted my epic 4g, but have never heard of unlocking the bootloader. What is the difference and why is it necassary?
lardo5150 said:
Ha, no I did not mean I was going to mention them.
That is exactly what I was looking for though, thanks!
Can someone explain (or point me to a wiki) that shows what unlocking bootloader is. I rooted my epic 4g, but have never heard of unlocking the bootloader. What is the difference and why is it necassary?
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http://www.androidcentral.com/unlocked

[Q] Question on warranty..Help

Will I get my warranty back when I unroot my phone after unlocking the boot loader and rooting ..can we relock the boot loader ..i'm new to rooting ..pls help
Lakshya said:
Will I get my warranty back when I unroot my phone after unlocking the boot loader and rooting ..can we relock the boot loader ..i'm new to rooting ..pls help
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Yes. You'll also want to 'untamper' it.
https://play.google.com/store/apps/details?id=net.segv11.bootunlocker
Lakshya said:
Will I get my warranty back when I unroot my phone after unlocking the boot loader and rooting ..can we relock the boot loader ..i'm new to rooting ..pls help
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That's a philosophical question. Unlocking the bootloader may have voided your warranty. Just because you re-lock it doesn't magically bring with it a new warranty.
jd1639 said:
That's a philosophical question. Unlocking the bootloader may have voided your warranty. Just because you re-lock it doesn't magically bring with it a new warranty.
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Not new warranty.. I'm asking can I take my phone back to the lg store for repairs when it is in warranty ?or will they not accept it saying your warranty is void ..I want to put cm11 and that would require both unlocking boot loader rooting the device ..so ..noob here ..help ..thanks
If a bootloader in the forest is unlocked and then relocked, and nobody sees, was it really ever unlocked?
________________________
Sent from my Nexus 5
wideasleep1 said:
Yes. You'll also want to 'untamper' it.
https://play.google.com/store/apps/details?id=net.segv11.bootunlocker
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I knew there was script/binary for resetting the tamper flag, but I didn't realize there was an actual app for it. I'm surprised Google allows such an app on the Play Store.
Lakshya said:
Not new warranty.. I'm asking can I take my phone back to the lg store for repairs when it is in warranty ?or will they not accept it saying your warranty is void ..I want to put cm11 and that would require both unlocking boot loader rooting the device ..so ..noob here ..help ..thanks
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We can argue semantics all day long. The bottom line is, if you're having a problem with your phone, as long as it's not caused by your third-party modifications, they should honor your warranty. Now should you damage your phone or render it inoperable in the process of modding, they absolutely won't cover that under the warranty, as they shouldn't. This is a risk you take when you choose to mod your phone, so absolutely do your due dilligence and proceed with utmost caution when using third-party modifications.

Rooting voids warranty? yes?

I have purchased k900 recently and I want to root my mobile but I know it will void the warranty. So the question is how to avail the warranty? Do they really check whether the device is rooted or not? Can we just unroot the device and return back to the stock firmware and avail the warranty? I heard latest phones have some mechanism to detect whether the phone is rooted or not and even if we unroot the device they will still know that it was rooted at some point of time. Is it true?
I have already posted this thread in the lenovo k900 sub forum but realised that this question is more of a general sense.
Do anybody have something to say about it?
In some devices yes and in some no
supdup said:
I have purchased k900 recently and I want to root my mobile but I know it will void the warranty. So the question is how to avail the warranty? Do they really check whether the device is rooted or not? Can we just unroot the device and return back to the stock firmware and avail the warranty? I heard latest phones have some mechanism to detect whether the phone is rooted or not and even if we unroot the device they will still know that it was rooted at some point of time. Is it true?
I have already posted this thread in the lenovo k900 sub forum but realised that this question is more of a general sense.
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In some devices its true that they will come to know.. They come to know from the bootloader.
I m using HTC so i can tell you on that.. after rooting it shows unlocked in bootloader mode.. It can be locked again.. For that a RUU is needed which is stock rom..
From what I read the one who for sure do it is Samsung on the Note 3 (And I think other models but not sure which) they have what's called Knox 0x0 and when you root it it trips it to show Knox 0x1 and as of now I haven't seen a way to undo a tripped Knox but there are ways to root now without tripping Knox but I rooted my Note 3 and tripped Knox but don't really care Lol. But a tripped know will void warranty.
nexx2014 said:
From what I read the one who for sure do it is Samsung on the Note 3 (And I think other models but not sure which) they have what's called Knox 0x0 and when you root it it trips it to show Knox 0x1 and as of now I haven't seen a way to undo a tripped Knox but there are ways to root now without tripping Knox but I rooted my Note 3 and tripped Knox but don't really care Lol. But a tripped know will void warranty.
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Do you know whether trip knox is present in the lenovo devices, particularly in k900 model?
supdup said:
Do you know whether trip knox is present in the lenovo devices, particularly in k900 model?
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I looked around really quick but i didnt see mention of the k900 having something similar to Samsungs Knox.
supdup said:
I have purchased k900 recently and I want to root my mobile but I know it will void the warranty. So the question is how to avail the warranty? Do they really check whether the device is rooted or not? Can we just unroot the device and return back to the stock firmware and avail the warranty? I heard latest phones have some mechanism to detect whether the phone is rooted or not and even if we unroot the device they will still know that it was rooted at some point of time. Is it true?
I have already posted this thread in the lenovo k900 sub forum but realised that this question is more of a general sense.
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Yes, rooting your device can void warranty, but you would need to be very unlucky. In most cases when you return your device there may be a fault with it and you can simply relock your phone and reflash stock rom before returning device. In other caes you may have bricked your device, i.e. your device does not work at all. This has happened to me and others and when I returned it they never checked. As I said, you would have to be very unlucky for them to void your warranty.....but it is the risk you take
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supdup said:
I have purchased k900 recently and I want to root my mobile but I know it will void the warranty. So the question is how to avail the warranty? Do they really check whether the device is rooted or not? Can we just unroot the device and return back to the stock firmware and avail the warranty? I heard latest phones have some mechanism to detect whether the phone is rooted or not and even if we unroot the device they will still know that it was rooted at some point of time. Is it true?
I have already posted this thread in the lenovo k900 sub forum but realised that this question is more of a general sense.
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My suggestion is: Just do it and forget about the possibility that you are going to need your warranty. On my own experience thinking about the warranty just makes Murphy's Law to come.
nexx2014 said:
I looked around really quick but i didnt see mention of the k900 having something similar to Samsungs Knox.
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Thanks for looking arround. I guess knox is not present in my lenovo phone
Spartan Rises said:
Yes, rooting your device can void warranty, but you would need to be very unlucky. In most cases when you return your device there may be a fault with it and you can simply relock your phone and reflash stock rom before returning device. In other caes you may have bricked your device, i.e. your device does not work at all. This has happened to me and others and when I returned it they never checked. As I said, you would have to be very unlucky for them to void your warranty.....but it is the risk you take
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Thanks. I am currently searching the stock row rom of my mobile.
jpvillabona said:
My suggestion is: Just do it and forget about the possibility that you are going to need your warranty. On my own experience thinking about the warranty just makes Murphy's Law to come.
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lol, being a lawyer i would agree to that

Does the Oneplus 6 have a modification checkbit?

In other words, if you root or flash a custom recovery or firmware, does that permanently change the device status, even if you revert back to fully stock?
nofam said:
In other words, if you root or flash a custom recovery or firmware, does that permanently change the device status, even if you revert back to fully stock?
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You can relock the bootloader and status will return to normal. If in regards to warranty or repair, you can unlock and it will not void warranty UNLESS they can prove modified software is the cause. They left themselves a loophole.
There is no tamper flag anymore in OnePlus phones since the OnePlus 3 I think.
Just type fastboot oem device info in fastboot mode and you will see that there is none anymore.
mikex8593 said:
You can relock the bootloader and status will return to normal. If in regards to warranty or repair, you can unlock and it will not void warranty UNLESS they can prove modified software is the cause. They left themselves a loophole.
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It's not a loophole it's the law in EU https://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=CELEX:31999L0044:en:HTML

Motorola Edge unlock bootloader warranty void?

Hi at all
I have my edge from 2 months and i a wanna root the device to install magisk ect ect...
But in the rules of motorola unlock bootloader website , i read that the unlock the device , void the warranty ...
It's real? Reflash and lock the bootloader to stock , warranty return?
Thanks
bmw320cd said:
Hi at all
I have my edge from 2 months and i a wanna root the device to install magisk ect ect...
But in the rules of motorola unlock bootloader website , i read that the unlock the device , void the warranty ...
It's real? Reflash and lock the bootloader to stock , warranty return?
Thanks
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Yes unlocking the bootloader does void warranty.
Motorola rarely enforces it, and will fix or replace if there was a manufacturer problem.
sd_shadow said:
Yes unlocking the bootloader does void warranty.
Motorola rarely enforces it, and will fix or replace if there was a manufacturer problem.
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I have the screen that already tends to green on greyish colors so I'm afraid that by unlocking the BL then maybe when I decide to send it to assistance, they won't recognize the damage

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