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10 votes
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What do the numbers and letters in the Samsung Firmware mean?

The info of this exact firmware is shown on this page. As written, G930FXXU2EREM is the PDA version, and G930FOJV2ERE8 is the CSC version. PDA represents the "core" OS build, while CSC - "Consumer ...
Andy Yan's user avatar
  • 9,539
8 votes
Accepted

How to restore the stock firmware to the Asus Zenfone 2?

I found out how to do it with the official firmware from asus.com. I'll post this for the benefit of all sentient beings future readers with the same problem. I'm writing this in a very beginner-...
Fiksdal's user avatar
  • 1,211
7 votes
Accepted

If I buy an Android phone today and want security updates for as long as possible, how should I choose a phone? I'm willing to use custom ROMs.​

The Dutch consumer organization retests their smartphones periodically for updates: https://www.consumentenbond.nl/acties/updaten/ruim-een-derde-smartphones-heeft-sterk-verouderde-veiligheidsupdate ...
Henk Poley's user avatar
7 votes
Accepted

Where is the baseband firmware stored and how does Android interact with it?

Is the firmware really stored in another eMMC than the Android firmware? No. Baseband firmware, kernel and userspace Android are all stored on the same eMMC (there might be some exception but I don't ...
Irfan Latif's user avatar
  • 20.6k
5 votes

Manually create A/B partitions

Android uses GUID Partition Table (GPT) as its partitioning system which is possible to modify using tools like parted and gdisk. But there are a few constraints I can think of, other than the OTA ...
Irfan Latif's user avatar
  • 20.6k
5 votes
Accepted

How to install a firmware without losing your data and restore the previous one in case it goes wrong?

1) You can boot into TWRP recovery from fastboot fastboot boot twrp.img 2) Then you can backup your whole emmc from adb adb pull /dev/block/mmcblk0 Does /dev/block/mmcblk0 include my internal ...
alecxs's user avatar
  • 4,074
4 votes

Error: Secure Check Fail : aboot, when trying to update firmware on Samsung Galaxy Core Prime using Odin

This indicates that you are using the wrong file for your phone model.
Chris's user avatar
  • 41
4 votes

LG phone seemingly stuck on "Firmware Update"

Once when I plugged the LG phone to give it a full charge, it did this firmware update stuck on 0% thing. I fixed it by just holding the power button on the right and the volume up button on the left ...
Chris's user avatar
  • 41
4 votes

What do the numbers and letters in the Samsung Firmware mean?

The first part G930FXXU2EREM is the "serial" for this ROM. The second part G930FOJV2ERE8 is the "serial" for "previous" ROM (i.e. before an OTA update). TUR is a region code, this case it's Turkey. ...
iBug's user avatar
  • 7,767
3 votes

If I buy an Android phone today and want security updates for as long as possible, how should I choose a phone? I'm willing to use custom ROMs.​

Other answers mention that aftermarket distributions can provide you with security updates. This is only true to some degree. They usually integrate low level-code (proprietary blobs) from the ...
Matthias Weiler's user avatar
3 votes

If I buy an Android phone today and want security updates for as long as possible, how should I choose a phone? I'm willing to use custom ROMs.​

Modular may offer official long-term support Not quite ready today are modular phones, like that for Project Ara. Be aware that the schedule for modular phones has already slipped by years, so I ...
mattm's user avatar
  • 4,231
3 votes

LG phone seemingly stuck on "Firmware Update"

Take out the battery while it is plugged into a laptop, computer, or maybe the wall, then leave it out for a few seconds. A battery with a red exclamation point should show up and that is when you ...
Johntia's user avatar
  • 31
3 votes

What is the equivalent of UEFI/BIOS in Android?

Arm is not as standardized as x86, quite fragmented in fact. On Qualcomm platforms, it tends to be PBL -> XBL (or SBL) -> ABL (or ABOOT) but it's dependent on the board. There is no effective ...
ericcurtin's user avatar
3 votes

Are Android updates signed with Google's private key or other signing techniques?

Are updates digitally signed before being shipped? Yes, updates are cryptographically signed by the publisher. This is to ensure the integrity of the update, both from unintentional corruption during ...
MechMK1's user avatar
  • 131
2 votes
Accepted

What is the difference between generic and branded flashtoolfirmwarefiles (.ftf)?

1. What is a generic firmware? A generic firmware is the firmware for an android device published by the devices manufacturer. 2. What is a branded firmware? A branded firmware is a firmware ...
goulashsoup's user avatar
2 votes
Accepted

No Android 7 upgrade for Nexus 6P?

I did some research and basically you need to give it a few days, if that doesn't help try flashing it. Here's a guide https://www.gottabemobile.com/2016/09/09/how-to-install-android-7-0-nougat-right-...
Ben's user avatar
  • 36
2 votes
Accepted

Updated Samsung galaxy A5 to Marshmallow but look and feel remains that of Lollipop

Lower-end phones usually won't get the new manufacturer skin (that's on the new flagship phone) with a new Android version. As for the launcher, bootanimation and stuff, it's how Samsung chose to ...
Andy Yan's user avatar
  • 9,539
2 votes

If I buy an Android phone today and want security updates for as long as possible, how should I choose a phone? I'm willing to use custom ROMs.​

Your best option would be to buy a Google Nexus phone. Because Google is Android's developer, Nexus phones get updates first. Example of their updates is the Stagefright patch. The oldest phone that ...
jan's user avatar
  • 395
2 votes
Accepted

Is wiping the data partition totally unnecessary after this adb fail and stock restore?

Analyzing the InstallXposedFramework.bat script tells us the reason behind the script failure. The content of the script follows: @echo off set adb=files\adb.exe echo ' echo ' echo ' Connecting ...
Grimoire's user avatar
  • 2,959
2 votes

Manually create A/B partitions

Xiaomi A2 has the same hardware as Mi 6X and actually, Mi 6X is the Chinese version of A2. Why not fully flashing Mi 6X with A2 ROM, including GPT structures from the firmware? The problem will be ...
Mohamed Faky's user avatar
2 votes

LG V20 stucks on "firmware update, now looking for any connection" message

I fixed it myself. I held the button down for a while to try to turn it on. Finally, the screen changed where I could toggle and select power off to stop the cycle. It worked and the phone powered ...
margot's user avatar
  • 21
2 votes
Accepted

SP Flash Tool does not recognize the firmware scatter file

The ROM you provided does not contain a valid scatter file or recovery.img so you can not use SP Flash Tool. I recommend you to make a backup of boot, copy the boot.emmc.win to PC, then to another ...
alecxs's user avatar
  • 4,074
2 votes

Combatible firmware for old S7

SM-G930FD and SM-G930FD are all models of the Samsung Galaxy S7. See Samsung Galaxy S7 Specifications. Versions: G930F (Global); G930FD (Global; Southeast Asia); G930W8 (Canada) On the Misc ...
Reddy Lutonadio's user avatar
2 votes
Accepted

Are Android updates signed with Google's private key or other signing techniques?

WHO SIGNS ANDROID PLATFORM COMPONENTS? As explained very well in @MechMK1's answer, Google is the main contributor to AOSP development. But AOSP isn't the only software on Android devices, there are ...
Irfan Latif's user avatar
  • 20.6k
2 votes

wiped android OS accedentely in twrp in sm-j700h/ds

Have you tried marking also the NAND ERASE option in Odin? Although marking the nand erase option would wipe the whole phone including the twrp and everything...and then try reflashing by going into ...
atheros's user avatar
  • 393
2 votes
Accepted

Looking for help choosing the correct stock recovery.img file for my phone

The stock recovery booted perfectly fine. On Pixel, Moto , Nokia and several other devices, you will be presented with No Command screen. You need to follow the following combinations to proceed to ...
singhnsk's user avatar
  • 2,427
2 votes
Accepted

`UPDATE.APP` file in Huawei firmwares

Huawei OTA updates are traditionally slow for various reasons. However, Huawei let's users manually update their firmware manually and this is where update.App comes in. It has the boot and system ...
beeshyams's user avatar
  • 41k
2 votes

Can a hacker unlock the bootloader of an android device remotely?

If you can dream it up, it can be accomplished ;) I do not know of any PUBLIC methods to do this at the moment, but I assure you it's possible. For example, there is a malware called "xHelper&...
notdan's user avatar
  • 51
2 votes
Accepted

Can I downgrade Galaxy A10s from stock Recovery?

There are drawbacks when you downgrade: you will loose security updates firmwares from the internet can contain viruses you will loose all data (downgrade performs factory reset) if something goes ...
zomega's user avatar
  • 106

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