(US996) LGUP - Apply upgrades incrementally or just go to newest? - LG V20 Questions & Answers

I have a basically stock factory unlocked US996. Bootloader unlocked, TWRP installed, rooted, but otherwise the stock 10d ROM.
I see there's a 10n KDZ out there, when I check for updates on my phone it offers 10f. So should I do each one incrementally or can I go straight to 10n via the LGUP app? I realize that I'll lose TWRP and Root in the process, as I understand it Magisk can get that back for me.

Magisk is a root solution and has nothing to do with TWRP. I'm not a 996 guy, but I can at least assure you that installing Magisk does not guarantee TWRP or vice versa. It might be true for your phone, but it's not guaranteed.
There is no need to update incrementally. Each update is a "full" install. You're not going to lose anything by skipping a release.
But once again, don't do an OTA update. At the very least, do some research on what you're jumping to in order to see what you might lose. For example, I'm a 918 user. Updating to the latest version for me via OTA means I permanently lose root and TWRP. Full stop, no going back. Even updating to a ROM with the latest bootloader means I can never go back. No Lineage, AOSP, or anything, ever. But I can use other custom ROMs based on my bootloader.
Is that the case for yours? No idea. But no modder ever took an OTA and walked away happy. You won't be the first.

If you do LGUP you'll lose root afaik, it overwrites everything, and afaik too, the latest versions have some sort of anti-rollback protection, and you can't root on new firmwares. Might not be the case with 996, I'm on H990DS. Just use KDZ Writer, it will protect the root and TWRP.

None of the existing US996 updates, up to and including 10n, have incremented the anti-rollback counter.

Related

Can't update to B29

My phone is prompting me to update to B29, but when it reboots, it brings me to the TWRP recovery, and I can't seem to find an update.zip or anything. Is it not there, or am I just looking in the wrong places? Will it even successfully update with the bootloader unlock (not the official unlock) and TWRP installed, or do I need to restore the stock recovery?
My phone was originally on B20_boot, but I've since restored using Draken's TWRP files to get to B27 (I'm assuming still B20_boot).
You won't be able to OTA update with your system modifications. DrakenFX has flashable zips posted in another thread, but beware there seems to be quite a few bugs in b29 (I have no in-call audio personally).
You can use my updated post to B29 (bootstack and boot/system) flashable files are there.
http://forum.xda-developers.com/showpost.php?p=68873482&postcount=2
So why am I getting the notification, then? Will it just keep popping up, or is there a way to block it (even though I'm not rooted)?
As for the bugs, I've seen plenty who have upgraded to B29 without issues. How did you update? Could it be something with updating via TWRP?
Have you personally heard of anyone having problems with your update file? Will it wipe my phone (ie: will I have to reinstall everything)?
Bootloader unlocked, normal twrp flash as per DrakenFX's instructions. And yeah but a lot of people are in both boats so your milage may vary.
Thanks. Do you think I'll be able to keep my data partition intact? I really don't want to set everything else up again. It's getting old... lol.
I wiped everything, so I'm not sure. Maybe that's why my stuff is broken lol
You can't do system updates with custom bootloader's. You are getting the message because you still have the update program on your phone. Look for some sort of update.apk and disable or uninstall it.
I didn't think you could do that without root.
Oh well, I plan on putting root back on soon anyway.
That would be interesting, if true. You would think a "dirty flash" would cause more problems than a clean one.
What about the whole "can't root B29" thing. I've seen a comment where someone said they could not root B29 since they didn't root before the upgrade. I'm not rooted now, but I am bootloader unlocked with the latest TWRP. Should I be ok to flash without rooting first? I was hoping to root afterwards, and try to figure out a way to make Magisk work.
You can't root locked bootloader B29 afaik at the moment. You'd either have to unlock your bootloader or stay on B27 to get root.
I am bootloader unlocked.
I'm not rooted now, but I am bootloader unlocked with the latest TWRP.
Click to expand...
Click to collapse

Stock update with unlocked bootloader

I have an unlocked bootloader. (Because I will probably want to root the phone in the future and want to be able to keep user data. However I don't want to root it right now because then my children will not be able to catch pokemons.) What I was not aware of is that unlocking has disqualified me from any official updates. So the question is: how can I get the latest stock version into my phone? Preferably with intact user data.
Sony seems to have pretty good support for unlocked devices. You'll just have to use an alternate route to update stock. This might help: https://forum.xda-developers.com/cr...xperifirm-xperia-firmware-downloader-t2834142
Edit: You could also try flashing the latest Magisk, 10.2, which provides systemless root. Delete your system su binaries and you can probably have root + PoGo. But there's another thread for that.
I was able to update with xperifirm + flashtool with intact user data.
Although the first attempt resulted in a soft brick. But I had better luck with the Linux version. Might be a driver issue I guess.
Bigfoot987 said:
I was able to update with xperifirm + flashtool with intact user data.
Although the first attempt resulted in a soft brick. But I had better luck with the Linux version. Might be a driver issue I guess.
Click to expand...
Click to collapse
Glad to hear it worked. If you look into the newest Magisk for your root solution, you should have no problems running Pokemon Go.
OK, I'm a newbie to Sony devices, so here is my question:
Let's say XC phone is on Nougat, BL unlocked, TWRP + custom Kernel installed, rooted as well. Now Sony releases a new February security update. Of course I can't install the OTA. So if I head to Xperifirm and Flashtool for a firmware upgrade, how do i proceed to preserve the custom recovery, custom kernel? I know how to keep the userdata, but i suppose root will be gone. I would like to upgrade the firmware with the least hassle, am I on the right track or is there a better/faster way?
On my z5c i flashed new firmware without any wipes, than flashed custom kernel. That's all.

H918 on 10d rooted

Posting at the top now:
Ok. For whatever reason (me not knownig 100% what I'm doing) I have upgraded to 10k and lost TWRP and Root.
After trying to downgrade to 10j I am not able to root following the recowvery method. I just keep getting 100 different errors.
10j also seems buggy as hell - getting constant "app has crashed" errors in rapid succession.
I am going to upgrade to 10k and leave without root for now.
Any bounties for 10k Root methods yet?
ANSWERED:
Currently on 10d firmware on my tmo v20. Should I bother with updating to 10j and trying to manually root? Do the updates really make any difference? If this is recommended, and someone knows a good walk through (I have read pages and pages and haven't made sense of it) I would forever appreciate it!!
It sounds like you are saying that you are already rooted and on 10d. If so, I suggest you just follow the directions in this thread to get to 10k while retaining root: https://forum.xda-developers.com/v20/how-to/h918-twrp-flashable-stock-firmwares-t3619671
If you are not already rooted, here's what you should do (IMHO):
Unlock the bootloader. This will force a factory reset, so make sure you have everything backed up. If you need to backup app data without root, use Helium from the app store. It requires a computer program, too.
Root the phone and install TWRP.
Use this to upgrade to 10k while retaining root: https://forum.xda-developers.com/v20/how-to/h918-twrp-flashable-stock-firmwares-t3619671
Profit.
Yeah, I am currently rooted on 10d.
My overall question is do I NEED to update to 10j? Is there any advantage, or am I ok just leaving it on 10d?
teads said:
Yeah, I am currently rooted on 10d.
My overall question is do I NEED to update to 10j? Is there any advantage, or am I ok just leaving it on 10d?
Click to expand...
Click to collapse
Honestly every update you get enhancements and bug fixes but IMO is up you can flash
This is the latest 10k : https://forum.xda-developers.com/v2...-firmwares-t3619671/post72673450#post72673450
Bootloader and Modem: https://forum.xda-developers.com/v20/development/firmware-twrp-flashable-bootloader-modem-t3547268
Ok. For whatever reason (me not knownig 100% what I'm doing) I have upgraded to 10k and lost TWRP and Root.
After trying to downgrade to 10j I am not able to root following the recowvery method. I just keep getting 100 different errors.
10j also seems buggy as hell - getting constant "app has crashed" errors in rapid succession.
I am going to upgrade to 10k and leave without root for now.
Any bounties for 10k Root methods yet?
teads said:
Ok. For whatever reason (me not knownig 100% what I'm doing) I have upgraded to 10k and lost TWRP and Root.
After trying to downgrade to 10j I am not able to root following the recowvery method. I just keep getting 100 different errors.
10j also seems buggy as hell - getting constant "app has crashed" errors in rapid succession.
I am going to upgrade to 10k and leave without root for now.
Any bounties for 10k Root methods yet?
Click to expand...
Click to collapse
No need to root 10k. Downgrade to 10j. Reroot 10j and install TWRP. Use the 10k upgrade THROUGH TWRP! That was your mistake. You didn't upgrade through TWRP.
Take a deep breath and start over.
I did upgrade through twrp. Didn't work.
teads said:
I did upgrade through twrp. Didn't work.
Click to expand...
Click to collapse
If you upgraded withTWRP, then you should STILL have TWRP, so you can install 10k and SuperSU through TWRP.
Sizzlechest said:
If you upgraded withTWRP, then you should STILL have TWRP, so you can install 10k and SuperSU through TWRP.
Click to expand...
Click to collapse
When I did, I read somewhere that I had to do something special in order to NOT lose TWRP, I hadn't done anything. I just upgraded through TWRP. When the device booted, I no longer had root, so I put it into adb and did ADB REBOOT RECOVERY. It launched into the red triangle android screen - where it should have been TWRP.
I did NOT have TWRP
Ok, I am now downgraded to 10j, and rooted with TWRP.
this thread: https://forum.xda-developers.com/v20/how-to/h918-twrp-flashable-stock-firmwares-t3619671
??
When I downloaded the zip and installed it in TWRP using install it seemed to have wiped TWRP from the phone.
"flash necessary partition images with the exception of recovery (to keep TWRP) from the KDZ
rename /system/recovery-from-boot.p to /system/recovery-from-boot.bak to prevent stock recovery from being installed on boot
wipes dalvik-cache and cache"
What do I rename, and where?? I don't see any files or any directories anything close to the referenced in the .zip provided
EDIT: I think I have it now... Android is upgrading

[OP5] Need help upgrading to oreo from rooted nougat

I am on OOS 4.5.13 "stock", i used the engineering mode exploit to get magisk root while my bootloader is still locked, now i want to upgrade to latest OOS oreo but i am afraid that this exploit might end up bricking the device. My bootloader is still locked and i have stock recovery (sorry if stating the obvious) and i have no problem losing my data to upgrade to oreo, but i would like to get magisk on oreo when i upgrade, any tips/precautions or a link to a guide would be very helpful. I don't need to root right away as i might like getting OTA updates but i don't wan't to wipe the device another time for some special procedure.
Should i unlock bootloader then upgrade or reverse the order? I keep getting these prompts to upgrade with a disclaimer that full system needs to be downloaded, should i just do it OTA?
PS: i have titanium backup working and can backup the apps i need.
yohouse2 said:
I am on OOS 4.5.13 "stock", i used the engineering mode exploit to get magisk root while my bootloader is still locked, now i want to upgrade to latest OOS oreo but i am afraid that this exploit might end up bricking the device. My bootloader is still locked and i have stock recovery (sorry if stating the obvious) and i have no problem losing my data to upgrade to oreo, but i would like to get magisk on oreo when i upgrade, any tips/precautions or a link to a guide would be very helpful. I don't need to root right away as i might like getting OTA updates but i don't wan't to wipe the device another time for some special procedure.
Should i unlock bootloader then upgrade or reverse the order? I keep getting these prompts to upgrade with a disclaimer that full system needs to be downloaded, should i just do it OTA?
PS: i have titanium backup working and can backup the apps i need.
Click to expand...
Click to collapse
if you are ok with loosing data then i suggest you to unlock the bootloader then flash the latest oos build from the official website ( that makes it easy for you to switch roms easily in the future )
if you need your data then just accept the ota ( obviously you will lose root access and magisk features )
but imo no harm can be done accepting the ota as oneplus itself know that most of users are rooted so they send you the ota as a full build that replace the firmware parts previously modified
the choice is yours
Sent from my OnePlus 5 using XDA Labs

Is this safe to update on my rooted device?

Is it safe to do this security update on my LGMP260 rooted device? Or will I lose my root?
Not safe.
Currently, of you want the latest stock updates while rooted, you'll have to use the unroot/unbrick method with the latest kdz file. I've tried it with flashify/flashfire in the past to no avail. Ota's also don't seem to like custom recoveries on this device. Best of luck.
Alternatively, use a custom rom like incipient and dirty flash when new updates happen.
You can use LG uppercut to restore the stock kdz, which you can get from here:
Make sure it's the MTP region version
https://lg-firmwares.com/lg-mp260-firmwares/firmwares/
If you restore the kdz, you lose root & everything. Then the existing root method may not work.
directions here
https://forum.xda-developers.com/lg-k20-plus/how-to/how-to-remove-root-unbrick-lg-k20-plus-t3621783

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