Does Android need ROM to work ? - General Questions and Answers

As I have understand ROM is only manufacturers " own look". So is it possible to somehow delete ROM and use "naked" android ?
Im using Motorola DEFY 2.2.2 (nordic nonblur version)
This could be stupid question. But yes, Im beginner in Android world

Even if you use "naked" Android, this would still be a ROM. This is what's commonly referred to as 'stock' Android.. And yes it is possible, just do a search for a 'barebones' ROM. Here's one.
A phone without a ROM is like a computer without an operating system. It may as well be an empty box.

Motodefyuser said:
As I have understand ROM is only manufacturers " own look". So is it possible to somehow delete ROM and use "naked" android ?
Im using Motorola DEFY 2.2.2 (nordic nonblur version)
This could be stupid question. But yes, Im beginner in Android world
Click to expand...
Click to collapse
a custom Rom (like cm7) is just a modified android firmware which has his own look and the "unnecessary" System Apps are deleted, the whole android system is customized, you have more settings...
i hope i could help you.
sorry for my bad english!
Julian

juli9797 said:
a custom Rom (like cm7) is just a modified android firmware which has his own look and the "unnecessary" System Apps are deleted, the whole android system is customized, you have more settings...
i hope i could help you.
sorry for my bad english!
Julian
Click to expand...
Click to collapse
Ookay. Thanks. Im not gonna install any custom ROM yet coz' Im not sure about all these things whitch you need to do to install custom ROM. But maby in future when Im more vise...
Send from my motodefy using XDA app

I've always wondered why they still it a ROM. In early days, smartphones and PDAs had a read only memory area which stored the Operating System(OS) of the device. This is how the word ROM came. I think this is not relevant anymore and a OS would be more descriptive.
If you swap the word ROM with the word Operating System(OS), everything will be clear. Android doesn't need ROM or OS to work because Android itself is the ROM/OS.
All devices come with a preinstalled ROM designed by the manufacturer. This is called stock ROM.
Then, there's vanilla ROM or AOSP ROM. These ROMs have the Android OS in its purest form as developed by Google. Most manufacturers add a custom interface and software in the stock ROM.
Finally, we have custom ROMs. There are extensively modified ROMs which have features and customization you can't find in custom or AOSP ROMs. These are usually for the people who want to push their device beyond its limits. It's kind of like getting a tattoo. Famous examples include CyanogenMod, MIUI and MCR.

nibras_reeza said:
I've always wondered why they still it a ROM. In early days, smartphones and PDAs had a read only memory area which stored the Operating System(OS) of the device. This is how the word ROM came. I think this is not relevant anymore and a OS would be more descriptive.
If you swap the word ROM with the word Operating System(OS), everything will be clear. Android doesn't need ROM or OS to work because Android itself is the ROM/OS.
All devices come with a preinstalled ROM designed by the manufacturer. This is called stock ROM.
Then, there's vanilla ROM or AOSP ROM. These ROMs have the Android OS in its purest form as developed by Google. Most manufacturers add a custom interface and software in the stock ROM.
Finally, we have custom ROMs. There are extensively modified ROMs which have features and customization you can't find in custom or AOSP ROMs. These are usually for the people who want to push their device beyond its limits. It's kind of like getting a tattoo. Famous examples include CyanogenMod, MIUI and MCR.
Click to expand...
Click to collapse
"Android doesn't need ROM or OS to work because Android itself is the ROM/OS."
So is it possible to somehow hide/delete ROM ? I have Motorola DEFY (nonblur) and I don't really like that ROM made by motorola..

Motodefyuser said:
"Android doesn't need ROM or OS to work because Android itself is the ROM/OS."
So is it possible to somehow hide/delete ROM ? I have Motorola DEFY (nonblur) and I don't really like that ROM made by motorola..
Click to expand...
Click to collapse
No. You still need a ROM, just think of a rom as the operating system. You can flash a rom that's what you're looking for. Look through your phone's development section & see if you can find something that you like. Then if you don't know how to flash custom roms, read about that until you understand. It's not hard to do, and I bet you'll like your phone even more once you find a rom that you like.
Sent from my PC36100 using Tapatalk

plainjane said:
No. You still need a ROM, just think of a rom as the operating system. You can flash a rom that's what you're looking for. Look through your phone's development section & see if you can find something that you like. Then if you don't know how to flash custom roms, read about that until you understand. It's not hard to do, and I bet you'll like your phone even more once you find a rom that you like.
Sent from my PC36100 using Tapatalk
Click to expand...
Click to collapse
Okay. Thanks mate !

Motodefyuser said:
"Android doesn't need ROM or OS to work because Android itself is the ROM/OS."
So is it possible to somehow hide/delete ROM ? I have Motorola DEFY (nonblur) and I don't really like that ROM made by motorola..
Click to expand...
Click to collapse
You can *replace* the MotoBlur ROM by Motorola with a AOSP or Vanilla ROM for your phone. This is specific to your phone and you should see the development section for your phone.
A phone will not function without a ROM. It's like the Windows or Linux in a PC. ROM is just another word for Operating System.

nibras_reeza said:
You can *replace* the MotoBlur ROM by Motorola with a AOSP or Vanilla ROM for your phone. This is specific to your phone and you should see the development section for your phone.
A phone will not function without a ROM. It's like the Windows or Linux in a PC. ROM is just another word for Operating System.
Click to expand...
Click to collapse
Okay. Thanks! Then one question coz' you know about these Do z4root work? And is it safe?
Send from my motodefy using XDA app

Motodefyuser said:
Okay. Thanks! Then one question coz' you know about these Do z4root work? And is it safe?
Send from my motodefy using XDA app
Click to expand...
Click to collapse
No rooting or modding procedure is 100% risk free. There's always a slight risk although it's very minimal.
Most often, even if something goes wrong and you can't use the phone, you can usually boot into bootloader/fastboot/recovery and use a PC software that came with your phone to restore it to the factory state.
I have used z4root. I don't prefer it but it's relatively easy and works on all 2.1 phones, some 2.2 phones and very few 2.3 phones. If your model is listed as supported, it will most probably work.
Nonetheless, this question is specific to your phone and you should ask it in the Motorola Defy forums or another Defy user.

Related

[Q] Can you get stock android?

Still an Android noob but i may get the Captivate but can you get stock android 2.1 in a ROM or is that impossible?
champ0497 said:
Still an Android noob but i may get the Captivate but can you get stock android 2.1 in a ROM or is that impossible?
Click to expand...
Click to collapse
I was a noob a few weeks ago so I will give you some advice:
Read all you can first, then reread stuff all over again. Development Forum is a good place to start.
"Stock" android always has extras - device drivers for a phone, kernel enhancements, etc. If you are looking for a build without AT&T stuff, then there are some i9000 Roms, that can be installed, but you need to install the Captivate kernel. All of these are development builds and have some bugs. They also are for the EU Galaxy, and they have different Samsung software included as well as different menus.
There are guys working on building a plain vanilla 2.1 ROM with the source code, but it will take some time.

[Q] Custom ROMs on Tablets

Is it possible to install a custom ROM on a tablet that is NOT listed on many of the sites listing customs ROMs for cell phones or on the app ROM Manager list? Is there a way to compare a cell phone ROM (native OS?) with a tablet ROM?
Is there a way to install Android 2.2 (Froyo) on a tablet running 2.1 (Eclair) w/out installing a custom ROM?
cBirdR said:
Is it possible to install a custom ROM on a tablet that is NOT listed on many of the sites listing customs ROMs for cell phones or on the app ROM Manager list? Is there a way to compare a cell phone ROM (native OS?) with a tablet ROM?Is there a way to install Android 2.2 (Froyo) on a tablet running 2.1 (Eclair) w/out installing a custom ROM?
Click to expand...
Click to collapse
You can't install a cell phone rom on a tablet. If you do.. then something bad will happen. You would probably have to wait for the official froyo update for your tablet since you wouldn't want a custom one. If you did, then you could get froyo the unofficial way. And for the cell phone rom.. you would have to be a developer/hacker to modify it (key mapping, resolution, etc.) and customize it to make it able to run on your tablet.
Ugh. Wished I'd have asked two days ago! Wasted hours stumbling around websites. No hope of an official update for the SmartQ T7.
What do you mean, ..."get Froyo the unofficial way"?
Oh, and thanks for saving me more hours and a bricked tablet.
cBirdR said:
Ugh. Wished I'd have asked two days ago! Wasted hours stumbling around websites. No hope of an official update for the SmartQ T7.
What do you mean, ..."get Froyo the unofficial way"?
Oh, and thanks for saving me more hours and a bricked tablet.
Click to expand...
Click to collapse
Glad I helped. Anyways by getting it the unofficial way, is to get a custom built rom from a developer, but the bad news is that your device is not a category around here so no developer would publicly make a custom rom for it here.

[Completed] Rooted HUAWEI ASCEND Y220-U10 Custom ROM Compatible?

Hey guys I am fairly new to android and really new to this rooting and custom rom thing and I've been doing my research with what a rooted android w/ custom rom could look like and what it could further do.
I was hoping that my rooted phone is compatible with Custom Roms like Cyanogen Mod, AOKP, etc. Unfortunately my phone isn't listed in any listed devices in the well known Custom Rom Sites but I still proceeded with installing Cyanogen Mod since everyone seems to be using it. I don't even know if there are more of these eye candy useful mods that makes the ios look miserably locked up while hoping at least one of these custom rom is compatible with my crappy awesome phone. But upon installation process of Cyanogen Mod WITHOUT awareness that it really isn't compatible, it stated in that page that I could (STILL)use their Custom Rom at my own risk. Beyond that I stopped the installation process in fear of destroying my phone.
I was wondering whether you guys could enlighten me about the compatibility of Huawei Y220-U10 to Custom Roms. I've seen Huawei Y210's on youtube that's using a custom rom but unfortunately ALL of them who's demonstrating their phones are speaking in Spanish. I also installed ROM Installer but I can't seem to see 'FEATURED'? Maybe because it's the free version?
Now I am willing to take the risk, starting from the bottom meaning derooting my phone, wiping it clean, rerooting it and flashing that Custom Rom but I'm seeking advice from much more experienced users because if you guys tell me that it is a BIG NO NO I guess I'll just have to stick with the Go Launcher and wait until I get a much better, stronger, faster android smartphone which has a friendlier compatibility to everything android. And how come I can't access facebook nor yahoo from any web browser in my phone? is it a virus? Please clarify my theories.
Much Regards, Jom
P.S. Phone is running at 2.3.6 and rooted with Kingo Android ROOT
Hello @Jom Apa Welcome to Android / XDA!
"BIG NO NO!" You can't flash ROMs not made for your device because of the underlying hardware incompatibilities. You might completely kill your phone.
Give me a few minutes while I search for ROMs you can use
UPDATE: Unfortunately I haven't been able to find any custom firmware for your device nor Github entries for the chipset used. Seems you'll either have to stick with stock or create your own custom ROMs there are a lot of support here on XDA, Let the learning begin!
Cheers!

[Completed] How can I update my device to Paranoid Android?

Hello there,
My android version is 4.0.4, Kernel 3.0.13. The device is already rooted. I want to update it to the latest Paranoid Android version. I thought I was tech-savvy enough to pull it off on my own. But I am not. The prospect alone of a "bricked" phone haunts me. I am also oblivious to what happens AFTER a successful Paranoid Android update. Will the data of all of my applications be wiped out? Does Paranoid Android have it's own messaging, dial and contacts app? Calendar app? Or do we have to download the necessary applications? Can we revert back to our stock rom if Paranoid Android doesn't have all the needed features? What if doesn't have a camera app of its own!? My phone doesn't have an official Paranoid Android rom on the web. You've probably never even heard of it. It's a QMobile Noir A5 Classic.
I really fell in love with Paranoid Android. If there is any way you guys can help me, please do.
XDA Visitor said:
Hello there,
My android version is 4.0.4, Kernel 3.0.13. The device is already rooted. I want to update it to the latest Paranoid Android version. I thought I was tech-savvy enough to pull it off on my own. But I am not. The prospect alone of a "bricked" phone haunts me. I am also oblivious to what happens AFTER a successful Paranoid Android update. Will the data of all of my applications be wiped out? Does Paranoid Android have it's own messaging, dial and contacts app? Calendar app? Or do we have to download the necessary applications? Can we revert back to our stock rom if Paranoid Android doesn't have all the needed features? What if doesn't have a camera app of its own!? My phone doesn't have an official Paranoid Android rom on the web. You've probably never even heard of it. It's a QMobile Noir A5 Classic.
I really fell in love with Paranoid Android. If there is any way you guys can help me, please do.
Click to expand...
Click to collapse
Hello, and thank you for using XDA Assist!
If a bricked phone haunts you, I would definitely hold off on pursuing any further. There seems to be big hopes but no development for this device. Worse, the rule of the ROM is that it has to be built very specifically for that device.
Even if there was a custom ROM for your device, the process of installing it (known as a clean flash), will wipe all app data from the phone (pictures and other files will likely stay). Also, I never used PA, but I believe it has all that you are looking mentioning above (particularly after installing Google Apps package, or Gapps). The Play Store can also fill in the missing gaps, such as if it doesn't provide a (decent) camera. You can revert back to stock ROM rather easily, as long as you have made a backup of that ROM in recovery (something else that is needed) first.
Unfortunately, in respect to the prospect of ROM's (or recovery), if there haven't been any milestones in two years, it's probably not going to happen.
Sorry.
Thanks, Joel. I think I'll stick to my stock ROM, in light of what you've said.

Several Noob questions about custom ROMs?

Hi guys,
I always read in the Xda forum but never wrote or asked a question...usually someone already asked them.
so I have the Mi 5S PLUS...but I hate the miui UI. can't get used to it. And yesterday I finally found that there are custom ROM for this device.
So I got few questions.
1. As far as i know, the source code hasnt been released but should be released soon. should I wait for a ROM that uses the source code?
2. I see that the most popular costum ROMs for this device are - Lineage and resurrection remix. In terms of battery life, stability and bug free rom. which one is the best?
3. I see there is one ROM with the tag [OFFICIAL]....does this mean it uses the source code? if not, what does it mean?
thanks a lot to those that answer
eliko2000 said:
Hi guys,
I always read in the Xda forum but never wrote or asked a question...usually someone already asked them.
so I have the Mi 5S PLUS...but I hate the miui UI. can't get used to it. And yesterday I finally found that there are custom ROM for this device.
So I got few questions.
1. As far as i know, the source code hasnt been released but should be released soon. should I wait for a ROM that uses the source code?
2. I see that the most popular costum ROMs for this device are - Lineage and resurrection remix. In terms of battery life, stability and bug free rom. which one is the best?
3. I see there is one ROM with the tag [OFFICIAL]....does this mean it uses the source code? if not, what does it mean?
thanks a lot to those that answer
Click to expand...
Click to collapse
1. Source code is released but rom based on source code are not released yet .You can use them but their are some bugs,
2.You can check yourself
3. Official means official rom from lineage team or other maintainers just like Global MIUI rom from xiaomi is official while xiaomi.eu is unofficial .
You can check for source in rom page for more info about what device tree and source code it uses
ashish289 said:
1. Source code is released but rom based on source code are not released yet .You can use them but their are some bugs,
2.You can check yourself
3. Official means official rom from lineage team or other maintainers just like Global MIUI rom from xiaomi is official while xiaomi.eu is unofficial .
You can check for source in rom page for more info about what device tree and source code it uses
Click to expand...
Click to collapse
Thanks for the answers. But I asked because I prefer to install one and that's it. and if someone used the both ..why not to hear opinions.
I recomend RR
eliko2000 said:
Thanks for the answers. But I asked because I prefer to install one and that's it. and if someone used the both ..why not to hear opinions.
Click to expand...
Click to collapse
The reason that people don't recommend one over the other is because YMMV. I know I came from a cyanogen ROM with my previous phone and dirty unicorns on the phoen before that (along with a whole set of custom ROMs). In the end though, I found them all to be "similar". Yes, some do some things differently like some offer a lot of CPU governors, while others keep the list pretty tight. Some default with swap space on, some don't use swap space at all (this phone shouldn't need swap space). Sometimes the difference between two ROMs is just the launcher.
For me, I don't really like the MIUI launcher. It feels a lot like an iphone. This isn't a bad thing. Some people like it. I just install Apex (from the play store) and my issues with the ROM were mostly resolved. The only remaining problem is MASS STORAGE. But, based on my experience with mly previous phone, I doubt I'll find a ROM that natively supports it. But I know how to hack my way in and get that going (just need root... which requires an unlocked bootloader... and if I am reading things correctly, you need to wipe everything which I currently not willing to do... but may have found a workaround... going to test it out tomorrow).
bmg002 said:
The reason that people don't recommend one over the other is because YMMV. I know I came from a cyanogen ROM with my previous phone and dirty unicorns on the phoen before that (along with a whole set of custom ROMs). In the end though, I found them all to be "similar". Yes, some do some things differently like some offer a lot of CPU governors, while others keep the list pretty tight. Some default with swap space on, some don't use swap space at all (this phone shouldn't need swap space). Sometimes the difference between two ROMs is just the launcher.
For me, I don't really like the MIUI launcher. It feels a lot like an iphone. This isn't a bad thing. Some people like it. I just install Apex (from the play store) and my issues with the ROM were mostly resolved. The only remaining problem is MASS STORAGE. But, based on my experience with mly previous phone, I doubt I'll find a ROM that natively supports it. But I know how to hack my way in and get that going (just need root... which requires an unlocked bootloader... and if I am reading things correctly, you need to wipe everything which I currently not willing to do... but may have found a workaround... going to test it out tomorrow).
Click to expand...
Click to collapse
Wipe everything is very simple connect the phone via USB cable to PC and via twrp wipe everything then past a Rom on the phone and flash it, that's it
venezolano69 said:
Wipe everything is very simple connect the phone via USB cable to PC and via twrp wipe everything then past a Rom on the phone and flash it, that's it
Click to expand...
Click to collapse
Wiping everything is easy, yes, but I want to avoid wiping if I don't have to.
Got the phone rooted without needing to wipe it (yay), but getting mass storage enabled failed on me. I can't seem to write to the file I need to which confuses me... but that is off topic so I'll refrain from boring you with details on that.
Back on topic, if you are switching to a custom ROM you will need to wipe things. I personally would wait for a custom kernel to come out before you start playing with custom ROMs unless the custom ROM has a feature you REALLY want. With my previous phones, the one that had a custom Kernel as well as custom ROMs was a lot more stable and had a lot fewer bugs. The one that had only factory kernel, the custom ROMs were flaky. They mostly worked, but they did have bugs. If I got a phone call or called somebody and they hung up first, it would crash the dialer and the dialer would fail to start again until I rebooted. Now a custom kernel may not have helped that, but since the kernel was based on a previous version of Android, it was unstable.
The current custom ROMs (that I have seen) are all based off of the stock kernel and not newer ones so I personally do not expect to see much benefit in changing ROMs except having different bloat and a different launcher. Well, at lest for the things I use my phone for. But YMMV.

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