Missing OEM Unlock on Samsung Galaxy S4 i9505 - Android Q&A, Help & Troubleshooting

Hi,
I am intending to install TWRP on my Samsung Galaxy S4 i9505 with the aim of installing a custom ROM but am not seeing the 'OEM Unlock' option under 'Developer Options'
I have looked at the below guides for resolving this issue but neither appear to be suitable for the S4.
https://www.xda-developers.com/fix-...y-s9-samsung-galaxy-s8-samsung-galaxy-note-8/
https://www.the***********.com/fix-missing-oem-unlock-toggle-samsung-galaxy-devices/
Does anybody know how to resolve this?
Thanks

Hoegali said:
Hi, I am intending to install TWRP on my Samsung Galaxy S4 i9505..........
Click to expand...
Click to collapse
I don't have this variant myself but, within the following area of the forum that's specific to your device and variants...
https://forum.xda-developers.com/galaxy-s4
... There's a handful of threads that provides what you're looking to do.
The following thread should be helpful for what you are looking to do within the member posts (especially the last one there) for your device.
https://forum.xda-developers.com/showthread.php?t=3595402
Good Luck!
~~~~~~~~~~~~~~~
Unless asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my Apple Macintosh.

Related

Attempted root with TWRP, Magisk on Galaxy S8, didn't go well, hoping to reset

As in title, I have the SM-G950F Optus model and tried to root using TWRP and Magisk. Worked fine but had the "Unauthorised actions detected" message. After a reboot, I got the "Official firmwares only" message and couldn't get past the Samsung splash screen. Used the instructions from an xda thread I can't link (new poster) titled: "OFFICIAL STOCK Firmware-update (Odin) thread Samsung GALAXY S8 SM-G950F", but it would fail every time. Eventually I tried only placing the AP section, that worked and I could get into my phone.
The issue now is that the phone believes it is rooted, so I can't use Google Pay, Netflix etc. It also can only access about 9 GB of 64, kinda frustrating.
So I'm just looking for a way to get back to square one, reset completely and forget I even tried.
CyclistCow said:
As in title, I have the SM-G950F Optus model and tried to root using TWRP and Magisk........
Click to expand...
Click to collapse
I don't have this device but, your best bet is to take a look at the following thread that's specific to your device. Don't be afraid to ask for some member guidance within it too.
https://forum.xda-developers.com/showthread.php?t=3598172
If necessary you can always try to obtain some member guidance within the following Q&A thread that's specific to your device and variants.
https://forum.xda-developers.com/showthread.php?t=3582142
Good Luck!
~~~~~~~~~~~~~~~
I DO NOT provide support via PM unless asked/requested by myself. PLEASE keep it in the threads where everyone can share.

s7 edge frp

hey guys new to the forum here read a lot of of usefull stuff from here and greatly appreciate all the posts. so here is my issue samsung galaxy s7 edge downgraded to 6.0.1 phone was purchased used and i had it for about 2 or 3 weeks logged into my google registered with samsung etc. it will not let me verify my google account after a factory reset. i have some what got into it and tried to add my account and it says its already in use on the phone. i have access to the files on the phone via my laptop it allows me to back up and restore via smart switch im at a complete loss as to how to get back into my phone. i have basic odin knowledge and can flash and what not but this has me completely stumped (ive seen a few different posts here and tried everything thus far incudling that persistance run_me.bat file) any input or things to try would be appreciated
Kduv15 said:
hey guys new to the forum here read a lot of of usefull stuff from here and greatly appreciate all the posts..........
Click to expand...
Click to collapse
I don't have this device but, your best bet is to post this question within the following Q&A thread that's specific to your device and variants.
https://forum.xda-developers.com/showthread.php?t=3489011
Good Luck!
~~~~~~~~~~~~~~~
UNLESS asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my SM-G900V device.

Revoke restriction that avoids the installation of applications from a developer

Hello,
I have a Samsung S7 with official Android. Oreo rom. I turned on by mistake a restriction to install applications from one specifica developer. A pop up appeared and I clicked on and I accepted the restriction instead of reject it. The question is that I'm not able to undo this action. Any help is welcome. I have searched in google and forums but i cannot find a solution yet. Thanks in advance
Chaias said:
Hello, I have a Samsung S7 with official Android. Oreo rom..........
Click to expand...
Click to collapse
I don't have this device but, your best bet is to post this question within the following Q&A thread that's specific to your device and variants.
https://forum.xda-developers.com/showthread.php?t=3341138
Good Luck!
~~~~~~~~~~~~~~~
UNLESS asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my SM-G900V device.
Chaias said:
Hello,
I have a Samsung S7 with official Android. Oreo rom. I turned on by mistake a restriction to install applications from one specifica developer. A pop up appeared and I clicked on and I accepted the restriction instead of reject it. The question is that I'm not able to undo this action. Any help is welcome. I have searched in google and forums but i cannot find a solution yet. Thanks in advance
Click to expand...
Click to collapse
Search in Play Store Settings.
HIT THANKS IF FOUND USEFUL

Doubts regarding rooting my out-of-warranty Samsung Galaxy phone

Hi. I own a Samsung Galaxy A9 Pro (2016) (SM-A910F/DS) with Android 8.0 (August security patch). It is now out of warranty. I want to root it. I do have prior experience in rooting my secondary Android phone but this phone is my daily driver and hence want some doubts cleared before attempting to root it using Odin. Following are the questions I need answers for:-
I am just going to root my phone to do some small scale customisation. I don't want to flash a custom or stock ROM. Some sources on the internet say that simply rooting the phone won't trip its KNOX flag while others say it will. What is the truth?
If indeed the KNOX flag gets tripped, will I ever be able to use Samsung Pay on my phone again?
If the KNOX flag doesn't trip, will Samsung Pay work on a rooted phone?
The firmware.mobi site hasn't yet updated the SM-A910F's firmware version to that of Android 8.0. My phone had received the Oreo update on 18th October, 2018. Can I still root my phone using whatever latest CF-Auto-Root package I get from there?
How to know if my phone is encrypted? I am confused about this because I haven't manually enabled any kind of encryption on my phone but since there is so much caution regarding rooting an encrypted phone, I don't want to take any chance.
So, these are the 5 questions which I want satisfactory answers for before I root my phone. A good explanation which will ward off my anxiety will be highly appreciated. Thanks in advance!
Deepak_HK said:
Hi. I own a Samsung Galaxy A9 Pro...........
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Click to collapse
I don't have this device but, the following area of the forum has been where the majority of the A9 threads have been posted (even though it only goes up to the A8 device).
https://forum.xda-developers.com/samsung-a-series
With that guidance...
The following threads are only a few available but, it's a good start for this type of question your asking that's specific to your device. Don't be afraid to ask for some member guidance within one of them too.
https://forum.xda-developers.com/showthread.php?t=3859241
https://forum.xda-developers.com/showthread.php?t=3426701
Good Luck!
EDIT: I just wanted to let you know that I had just created the following post to ask the Admin to add the A9 Series to the above area of the forum. :thumbup:
https://forum.xda-developers.com/showthread.php?p=78061332
~~~~~~~~~~~~~~~
UNLESS asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my SM-G900T device.
Ibuprophen said:
I don't have this device but, the following area of the forum has been where the majority of the A9 threads have been posted (even though it only goes up to the A8 device).
https://forum.xda-developers.com/samsung-a-series
Click to expand...
Click to collapse
I have now posted this thread there as well. The lack of A9 in the list of devices had discouraged me from posting there.
Ibuprophen said:
With that guidance...
The following threads are only a few available but, it's a good start for this type of question your asking that's specific to your device. Don't be afraid to ask for some member guidance within one of them too.
https://forum.xda-developers.com/showthread.php?t=3859241
https://forum.xda-developers.com/showthread.php?t=3426701
Good Luck!
Click to expand...
Click to collapse
Thanks. But these threads are quite confusing and less appealing to trust.
Ibuprophen said:
EDIT: I just wanted to let you know that I had just created the following post to ask the Admin to add the A9 Series to the above area of the forum. :thumbup:
https://forum.xda-developers.com/showthread.php?p=78061332.
Click to expand...
Click to collapse
Thanks!
Deepak_HK said:
......... Thanks!
Click to expand...
Click to collapse
I understand your frustration but, please remember that developments for devices sometimes take a while before any developments begin to emerge. This is especially true for many Samsung devices too.
Also, the more members who request for a device the better. I can only encourage you to also request for the A9 Series device within the thread from the link that I had provided you with (the last one on my previous post).
Good Luck!
~~~~~~~~~~~~~~~
UNLESS asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my SM-G900T device.
Yes, rooting your phone with CF / TWRP will trip Knox and disable Samsung Pay. Google Pay however will work on a device that has been returned to stock, but not one that has active root. Since it's looking for root as opposed to a Knox bit, this can probably be masked pretty easily if you wanted to use it on a rooted device.
Looking on firmware.mobi, I see 3 releases already for CF on Android 8.0 for your phone.
And your phone most definitely is encrypted. Any Samsung with Android 7.0 from the factory is encrypted. The exception is devices that were running Android 6 or lower that have been upgraded to 7+ and weren't encrypted by the user beforehand.

Upgrade galaxy s2

Hello community, I'm new and I solicit your help. I have a Galaxy S2 GTI9100, Gingerbread. The search for updates tells me that there is more updated available and I want to know how to get up to a version of Android other than the 2.3.6 I have now. I remind you I'm beginner in this area
Thierry. M said:
Hello community, I'm new and I solicit your help. I have a Galaxy S2 GTI9100,.........
Click to expand...
Click to collapse
I don't have this device myself but, you should be able to locate what you are looking for within the following area of the forum that's specific to your device.
https://forum.xda-developers.com/galaxy-s2
The following is the Q&A thread that's specific to your device as well and is a good place to obtain some member guidance if you are having trouble locating what you need.
https://forum.xda-developers.com/showthread.php?t=1648351
Good Luck!
~~~~~~~~~~~~~~~
Unless asked to do so, PLEASE don't PM me regarding support. Sent using The ClaRetoX Forum App on my Apple Macintosh.

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