Questions concerning the firmware image (i.e. a system image) for an Android device. See full tag wiki for details.

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69
votes
2answers
52k views

Where can I find stock or custom ROMs for my Android device?

There are several reasons to be looking for a ROM: Upgrading or downgrading your stock ROM Looking for firmware from a different region/language Flashing a custom ROM for different features, ...
4
votes
3answers
722 views

Why are there not generic phone OS installers?

I am used to install and remove various operating systems in my PCs, even having several at a time. Usually, to install a new OS means: Burn the ISO to a CD/DVD/USB. Insert it. Boot. (Maybe you ...
12
votes
1answer
38k views

What is the meaning of “flashing a custom ROM”? [duplicate]

Possible Duplicate: What is the difference between: Rooting, Jailbreak, ROM, Mod, etc.? What is a custom ROM, and what does "flashing a custom ROM" mean?
7
votes
1answer
4k views

Is there an official Android “Google” ROM?

So I have an old unlocked phone and I'd like to load up my own OS. I've seen some mods out there. CyanogenMod seems to be the most popular. However, I was curious if I could just install a pure ...
9
votes
5answers
8k views

Why are there so many different Android kernels (technical answer please)

Isn't Android a common kernel that is used across all devices? For example CentOS will install on Dell, HP, and a variety of other hardware. Sure there are different modules but it's still CentOS ...
0
votes
1answer
7k views

Can I install any ROM for my Android device?

I own a MICROMAX A100. I want to install the latest version of a different ROM (Samsung or Nexus). Is it possible? If so, can you tell me how? If not, can I install a different ROM of the same ...
8
votes
3answers
18k views

What are the differences between a system app and user app?

As I've played around with different ROMs and used Titanium Backup, I see that apps are categorized into system and user apps. Several ROM developers state that Titanium Backup should only be used ...
7
votes
1answer
3k views

Alarm which could Ring even when Device is Off

Android smartphones are smarter than traditional mobile phones in all aspects, but I am unable to find this smartness in one aspect: In those classic mobile phones, there was an option to ring the ...
2
votes
1answer
4k views

How to flash a ROM to the Android emulator

Any idea about flash a ROM to the Android emulator? I found this post: ...
8
votes
2answers
13k views

What is the difference between AOSP and AOKP?

What is the difference between AOSP and AOKP? Are they related to Stock ROM?
1
vote
1answer
9k views

No SIM card detected after installing new ROM

I probably did some mistake which I don't know how to solve. After I installed a new ROM I get message: Slot 1: No SIM card detected Slot 2: No SIM card detected „SIM management“ is ...
1
vote
2answers
8k views

Removing files from & repackaging CyanogenMod ROM zip files

The current CM10 + GApps experience on Motorola Xoom is plagued by the size of the CM10 ROM -- there isn't enough space left after flashing the CM10 zip to fully flash the GApps zip. This results in ...
1
vote
1answer
346 views

Installing incompatible ROMS

I was wondering if you are able to install ROMS, for example, the Ubuntu Touch OS for the GS2 i9100 onto the GS2 SPH-D710. Will it brick my phone?
-2
votes
3answers
4k views

Android ROM, RAM, Internal storage, External storage and Battery utilization [closed]

I would like to know how the Android OS manages memory for Applications. When are the various memory hardware components like ROM, RAM, Internal storage and External storage used during an ...
12
votes
2answers
9k views

Why is root access required for a custom ROM?

I'd like to be clear, and as my question indicates, I'm very ignorant of mobile devices in general so my apologies if this is common knowledge. Say I want to install a custom ROM onto a device, then ...
6
votes
5answers
35k views

How do I get my GPS working in Android 4.1 Jelly Bean?

Recently I've been having all sorts of troubles with audio and GPS and the compass... I tried different ROMs, different kernels, different patches. The short story is that after a long time spent ...
4
votes
1answer
12k views

Is it possible to use my SD card as ROM and my internal ROM as an additional RAM?

I've read somewhere that I can do some certain things to partition my SD Card specially to allot some part or all of it to trick the phone into thinking it's the "internal" ROM. For the life of me, I ...
2
votes
1answer
204 views

What Android parts do these terms describe?

Android users frequently use a lot of words with unclear meanings. In particular, they use these words a lot: Framework / framework-res.apk: What purpose does this structure serve? Flashing: What ...
3
votes
2answers
838 views

Are there any known rom(s) with full device encryption incorporated? [duplicate]

Possible Duplicate: Where can I find stock or custom ROMs for my Android device? Are there any recommendable known rom(s) with full device/disk encryption incorporated? Device specs: ...
2
votes
2answers
223 views

Differance in installing a rom from a different country

What are the differences in ROMs that are from different countries? Like for the S4 GT-i9500 4.3, There are some many country versions. Is it just localization differences? or something at system ...
2
votes
2answers
44k views

How to flash a ZIP file with Odin?

I can't boot my Galaxy Tab 8.9 / P7300 anymore, but Odin still detects a USB connection. So I'm trying to flash a new ROM onto it using Odin. However all I can find on the web are ZIP archives ...
1
vote
0answers
53 views

What are the technical differences between bootloader, recovery, kernel and ROM? [duplicate]

Possible Duplicate: What is the difference between: Rooting, Jailbreak, ROM, Mod, etc.? I'd love a reference (or an explanation if anyone has the time) on what characterizes these different ...
1
vote
1answer
3k views

Why is CyanogenMod zip not being found when I try to install it?

In order to help fix my problems with USB connectivity, it was suggested to me that I upgrade my kernel and ROM. I upgraded the kernel fine, it seems, but for some reason upgrading the ROM, which is ...
1
vote
2answers
2k views

Formatting internal storage harmfull?

I have been messing around with my Archos 7 Home Tablet V1, and have currently installed this ROM. Now when I go to Settings -> SD card & device storage, Total space under SD card is ...
0
votes
1answer
94 views

Prestigio PAP 7500 rooting

recently I bought Prestigio 7500 for testing reasons and what is stopping me from doing it is that I can't root it (I want to install custom rom such as CM or Ubuntu touch). I was searching CWM ...
0
votes
0answers
30 views

Xperia Go: Boot into Recovery Mode [duplicate]

First time messing with Android OS/ROM I have a Sony Xperia Go (ST27i with Android 4.1.2) I aiming to deploy the latest kitkat ROM for this phone ...
0
votes
2answers
1k views

run custom ROM files on Emulator

I want to run ROM files of different phone models on Android emulator in my Windows PC. Do you know how can i do so? I know how to run standard android emulators for INTEL and ARM however i want to ...
0
votes
1answer
5k views

How do I install the custom ROM with boot.img inside?

I have found a custom ROM in Chinese forums for mY HTC ONE SU (t528w) model. The ROM is zipped and the folders look like below image I have no idea to install this ROM. Could anybody please guide ...
0
votes
0answers
421 views

Rooting and flashing the DX2

I have a DX2 I recently rooted (2.3.5) with some self root package. However, I didn't realize virtually all of the CM roms require 2.3.4. So now I need to SBF back to 2.3.4, re-root and flash. I'd ...
0
votes
2answers
771 views

Reinstall OS on Nexus 7

I had unlocked my Nexus 7 and everything was great for months. I came home from work and it was stuck in a boot loop. I somehow managed to delete the OS while trying to fix it. I have access to the ...