Chosen Solution
So it happened that my cellphone was shut down with low battery and i had the OEM locked and now the phone cannot be flashed because it say Custom Binary Blocked by FRP Lock. I tried everything i found on the internet from the smartswitch recovery that ofc didn’t work to flashing the latest firmware that keeps giving me errors like Custom binary (boot,radio,recovery) blocked by frp lock i even tried the frp unlock ect but none of them worked for me. I don’t know what to do anymore. would the erase nand help me smh? Help please it has been 4 days that i cannot solve anything. I cannot enter the recovery mode only download and the phone is stuck on BootLoader nothing happens. sometimes it gives me the red message Custom Binary Blocked by Frp Lock.
Custom Binary Blocked by FRP lock, red text on bottom right of screen will occur on reboot / turn on as you have said when OEM unlock is not enabled and is set on disabled instead. To get past that you’ll need to reflash a stock Samsung Rom (Match phone model SM-G928x) that is at least the same or newer version firmware back onto the phone. You’ll end up losing all data as if you have flash root / custom recovery files before it means that the data on the phone was setup as not being encrypted and when you flash back a stock rom it enforces encryption so it wont let you boot the phone up normally without factory resetting / wipe data the phone afterwards in recovery mode. It is possible to remove FRP lock to let phone boot without factory resetting it / flashing with the use of a gsm flash box like Z3X tools but that costs money to get. You can download firmware using either of the 3 options: Download from Sammobile.comDownload from Updato.comDownload with the use of the program called SamFirm
When you turn on your Android phone and see “Custom Binary Blocked by FRP Lock” in red color at the top of the screen, you might get confused and be clueless about it. This error usually occurs at the screen on which the phone’s logo/model number appears and it will not boot up beyond this stage. It also appears when you try to boot to the recovery which gets redirected to a screen that tells you you’re custom binary blocked. You cannot use recovery, cannot do a reset, nothing! You can access Download Mode but you can’t seem to flash firmware. Commonly most devices require a “Binary 4 FRP Unlock” file which you flash via Odin3 . Put it in the AP section and flash it. This will reset the device.
To those of you who may be suffering from this Binary Blocked by FRP Lock mode yu may need to be aware this work is still in progress. Not all devices have been fixed at this time and there are some that we are still working on. This block usually comes from a result of trying to flash a device to Root it and/or run a different ROM. Those methods used bad or corrupt files that overloaded the Binaries that the device runs from This is the operating system of your device and why you may now be in Binary lock. My post that can be found on XDA Developers tries to offer what infomation I have found and used to get past this difficulty myself. But in most cases offers some understanding of this and how it can be fixed. If you have made it this far in your research to correct this difficulty for yourself or a friend I will offer a link to my post and bring an end to all the useless searching you may have done so far. I have more than one post about this subject in the forum which are difficult to find for people that are not familiar with our forum. But here is my personal post about this. Please note that the files needed for each device are specific to that device. Good luck https://forum.xda-developers.com/general…
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