What are the chances of having a good custom rom support for this device? - Samsung Galaxy M51 Questions & Answers

Hi,
I realized that custom rom support is very minimal(if not non-existent) for almost all samsung devices. That could be due to the Exynos soc and closed sources. But this device comes with snapdragon soc. It also appears like samsung has released the source too (https://opensource.samsung.com/uploadSearch?searchValue=sm-m51), not sure how useful it might be. So, what are the chances for getting a good custom support for this device?
On a side note, a general question - what would make a device more custom rom developer friendly?
-> kernel sources?
-> easy to unlock?
-> more userbase?
-> anything else?
I am asking this because there are other samsung devices m40(zero roms), a70(few, but all unofficial/discontinued) which come with snapdragon and have sources but little to no custom roms. What was the underlying reason? (just interested in knowing)
Thank you

The odds are generally low with Samsung, partially because of Knox.

RivaLCF said:
The odds are generally low with Samsung, partially because of Knox.
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Click to collapse
1. Did I do a mistake?
I held back buying other better Samsung phones just because those have Exynos and worried about Dev support.
I am not too optimistic of getting Android 12 from Samsung for this device. I always hoped of Dev support for this because of SD.
2. Though this phone has no feature that requires Knox, it still has Knox inside. Any idea why?

raghu13uk said:
1. Did I do a mistake?
I held back buying other better Samsung phones just because those have Exynos and worried about Dev support.
I am not too optimistic of getting Android 12 from Samsung for this device. I always hoped of Dev support for this because of SD.
2. Though this phone has no feature that requires Knox, it still has Knox inside. Any idea why?
Click to expand...
Click to collapse
I think even if Knox is an issue, we still get many custom ROMs on Samsung flagship phones. so I would assume it should be possible to have a workaround on that. I am not sure though.

knox seems to be a big thing against samsung phone modifications, but well, i'm using lineage 17.1 right now on this phone

Related

Eventual custom roms ?

Hello,
This phone looks really interesting, but I don't think Samsung will care about it after the promised 2.2 update. Furthermore its predecessor, the Galaxy, suffered from both a total lack of custom roms.
So my question is do you think there will be good custom roms for this phone for newer android versions ? Is it possible (eventual problems with drivers, etc..) ?
Thanks for your answers
Paul O'Brien @ MoDaCo has just tweeted that he has rooted his own Samsung Galaxy S, so im sure that he will produce some great things for this phone as he has done with many other android phones. I hope its soon
I'm pretty sure there will be some awesome custom ROM s. This phone will be on the top 4 US carriers and US cellular. There will be a lot of new developers coming to this forum once the device is released.
DAKIDD236 said:
This phone will be on the top 4 US carriers and US cellular.
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I consider this more of an annoyance since there will be like 5 different rom types (4 US versions plus the Europe/Global version) because so far every version has a different hardware configuration. AT&T and T-Mobile versions have different buttons (4 instead of 3) and no front camera. The Sprint version is a totally different phone with camera flash, a keyboard, and unfortunately, only 1 GB of storage (Link). The Sprint version also has no front camera and comes with 4 buttons. No details on the Verizon version. It's inevitable that someone will flash with the wrong rom.
The Captivate for AT&T has almost identical hardware to the I9000, as well as having a front facing camera. the only thing that was rly changed on this phone from the I9000 was the body design and the extra button.
sunshine1982 said:
The Captivate for AT&T has almost identical hardware to the I9000, as well as having a front facing camera. the only thing that was rly changed on this phone from the I9000 was the body design and the extra button.
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Click to collapse
Hmm...i actually read that it won't have the front facing camera.
clubtech said:
Hmm...i actually read that it won't have the front facing camera.
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Captivate will have front facing camera and Vibrant on t-mobile does not have it. Vibrant actually looks identical to the Galaxy S, but Catptivate looks totally different(i think it looks better). Captivate looks=SE X10 looks, Galaxy S/Vibrant looks=iPhone looks??
edit. both of those links are telling that they both have secondary camera, but pictures of the phones are without front cameras.
here's the Samsung Captivate and Samsung Galaxy S I9000 compared on gsmarena
http://www.gsmarena.com/compare.php3?idPhone1=3408&idPhone2=3115
Remember Samsung holds a tight lock around it's drivers. So don't expect anything to awesome with these roms. No wifi tether is obvious and all roms will be based on Samsungs current 2.1 release. It's impossible to port anything from HTC or Motorola onto a Samsung phone because of the crazy partitions and security they have on it.
Yeah that was the problem I was referring to when creating custom firmware..
I'll buy another phone I guess
I'm not an expert, but don't think that's true. As SGS is rooted and Paul is currently preparing the kitchen @Modaco it looks like the bootloader is not locked like motorola milestone. Thus there's no problem to have custom roms, or?. Froyo is secured (according to samsung) so drivers will not be a problem in near future imho.
P.S. as I see some other phones with the same/similar hardware are announced to come in the next several months so pretty much there will be drivers available..from one or another place. But this is valid concern for any android as a matter of fact...except nexus 1, which is out of my scope due to the bad HW
P.S.S Another .02c - if the functionality promised is working as charm and the remaining phone's issues are solved in the near future...is it so important to have the latest gimmick that re-starts the troubleshooting from scratch?
P.S.S.S Samsung is a better choice than HTC... Many reasons.
dlci said:
I'm not an expert, but don't think that's true. As SGS is rooted and Paul is currently preparing the kitchen @Modaco it looks like the bootloader is not locked like motorola milestone. Thus there's no problem to have custom roms, or?. Froyo is secured (according to samsung) so drivers will not be a problem in near future imho.
P.S. as I see some other phones with the same/similar hardware are announced to come in the next several months so pretty much there will be drivers available..from one or another place. But this is valid concern for any android as a matter of fact...except nexus 1, which is out of my scope due to the bad HW
P.S.S Another .02c - if the functionality promised is working as charm and the remaining phone's issues are solved in the near future...is it so important to have the latest gimmick that re-starts the troubleshooting from scratch?
P.S.S.S Samsung is a better choice than HTC... Many reasons.
Click to expand...
Click to collapse
Samsung's drivers are proprietary and encrypted. You still have to wait for them to be released in order to get anything to work on a Samsung device or else the device will have no display/sound/antenna's. The bootloader was hacked on the Behold 2 but we still had no option to flash from the phone. That means ODIN is the only way. Behold 2 was rooted and still had no wifi-tether and no choice in custom roms (it was whatever samsung released + optimizations). HTC has Samsung beat with hackability.
Ok, I understand now what you mean. Didn't know that.
Too bad with this encyption story...
edit:we wouldn't have gingerbread if samsung won't release it,is that right? No chance to get something "new" if samsung doesn't release it directly?
°Dexter° said:
Too bad with this encyption story...
edit:we wouldn't have gingerbread if samsung won't release it,is that right? No chance to get something "new" if samsung doesn't release it directly?
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If they release it for another Samsung phone then it's possible that it could be ported but not certain. There is a 2.1 rom for the Galaxy. Eugene tried to port it to the Behold 2 and got almost everything working except for the most important thing which is sound. Wifi/BT/data/video were all there but he just couldn't get sound. We had a 1.6 rom well before the official release only because Galaxy had it first (also someone got a secret behold 2 beta a month after the Galaxy rom was released) and it's only problem was it didn't have vibrate. It's just nearly impossible to do anything without something from Samsung.
A good read if you want to understand what you're getting into when you buy a Samsung phone. http://androidforums.com/all-things-root-behold-2/63246-dev-needed-2-1-running-behold-2-a-4.html
mmmm, so, the combination of encrypted drivers and poor samsung support i.e. firmware updates, means that we wont be able to run 2.2 ROMs unless samsung releases 2.2?
and also further android versions are a no go?
already been burned by motorola with milestone and its locked bootloader, dont wanna burn again.... seems like the only option is HTC
psychoace said:
No wifi tether is obvious and all roms will be based on Samsungs current 2.1 release.
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But there is wifi tethering. I set up a mobile AP on my UK Vodafone SGS to allow a guy in the office to activate his iPhone 4!
psychoace said:
Samsung's drivers are proprietary and encrypted. You still have to wait for them to be released in order to get anything to work on a Samsung device or else the device will have no display/sound/antenna's.
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Are you sure about that? Recording to this thread the galaxy s source samsung released includes drivers with wlan and camera mentioned as examples:
http://forum.xda-developers.com/showthread.php?t=696863
o shi. if what you guys says here is true and there is no way to make new roms for the samsung or get new android version until samsung make them because of the DRIVERS that's a no go Galaxy for me plus tether is a Must Have for me .... damm u samsung. that was the only phone in t-mobile that I like I guess I'm gonna have to switch from carrier after all
I think we can't really compare GS with Behold 2. GS will have lot more support from Samsung. Also i have faith in Paul's work, he will come with some serious ROM's.
I wouldn't surprise if he would port Froyo to GS before Samsung. He already had fixed stalling issue, now i could feel real hummingbird humming in my GS.

How is the Custom Rom support for the Tab 8.4?

So I've been giving real consideration to picking up the 8.4 Tab, that screen is very nice. But like many I've been waiting on Google to announce the rumored Nexus 8 or 9. I have a Nexus 7 '12 I'm ready to replace. If I get the Tab, rooting and a custom rom is a given for me. I'm wondering how many roms support it though? The main roms I use are Cyanogenmod, Carbon, and Liquidsmooth. What roms are you guys using and what's been your experience rooting this device?
Any input would be appreciated fellas so thanks in advance.
CM11
http://forum.xda-developers.com/showthread.php?t=2848705
Poor
JayHall2502 said:
So I've been giving real consideration to picking up the 8.4 Tab, that screen is very nice. But like many I've been waiting on Google to announce the rumored Nexus 8 or 9. I have a Nexus 7 '12 I'm ready to replace. If I get the Tab, rooting and a custom rom is a given for me. I'm wondering how many roms support it though? The main roms I use are Cyanogenmod, Carbon, and Liquidsmooth. What roms are you guys using and what's been your experience rooting this device?
Any input would be appreciated fellas so thanks in advance.
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Forget about custom roms.
It's an Exynos chipset so of course the options are limited and dev support will remain nearly zero. The last Samsung device with Exynos to experience decent dev support was the Note 2 a couple years back.
Samsung's indifference/hostility to devs makes it unlikely to change. See the International Note 3 for example.
These are the kinds of things you can't easily research before purchasing a device. I lived under the delusion that Android = infinitely hackable. Didn't know it varied per device to such an extent.
I did try CM11 and it was fairly stable (until I tried to put the governor in performance mode, lol). Sadly, the more I learn about this tablet, the less appealing it is And most of that seems to stem from Exynos. Something to watch out for henceforth, I suppose.
I think I might chill on the whole tablet front until the next Nexus tablet.
Leonart said:
These are the kinds of things you can't easily research before purchasing a device. I lived under the delusion that Android = infinitely hackable. Didn't know it varied per device to such an extent.
I did try CM11 and it was fairly stable (until I tried to put the governor in performance mode, lol). Sadly, the more I learn about this tablet, the less appealing it is And most of that seems to stem from Exynos. Something to watch out for henceforth, I suppose.
I think I might chill on the whole tablet front until the next Nexus tablet.
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Click to collapse
Actually, rule of thumb if you're interested in custom roms - Avoid Samsung and just stick to the other big three.
Leonart said:
These are the kinds of things you can't easily research before purchasing a device. I lived under the delusion that Android = infinitely hackable. Didn't know it varied per device to such an extent.
I did try CM11 and it was fairly stable (until I tried to put the governor in performance mode, lol). Sadly, the more I learn about this tablet, the less appealing it is And most of that seems to stem from Exynos. Something to watch out for henceforth, I suppose.
I think I might chill on the whole tablet front until the next Nexus tablet.
Click to expand...
Click to collapse
I was trying to wait on the new Nexus tablet since I had the 7 from 2012 but got impatient. Actually just got the Tab Pro 8.4 to see how it is. It's cool so far, not sure if I'll keep it yet. Thanks for your thoughts.
Be relaxed, devs are slow^H^H^H^Hbusy in buying new stuff.
moreroid said:
Be relaxed, devs are slow^H^H^H^Hbusy in buying new stuff.
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Nope. When it comes to Exynos, most of them stay FAR AWAY.
Leonart said:
These are the kinds of things you can't easily research before purchasing a device. I lived under the delusion that Android = infinitely hackable. Didn't know it varied per device to such an extent.
I did try CM11 and it was fairly stable (until I tried to put the governor in performance mode, lol). Sadly, the more I learn about this tablet, the less appealing it is And most of that seems to stem from Exynos. Something to watch out for henceforth, I suppose.
I think I might chill on the whole tablet front until the next Nexus tablet.
Click to expand...
Click to collapse
After seeing this post I tried the performance governed and don't see any issues. Not that I'm asking for bug reports but still sorry you had issues.
as far as all the hating on the exynos soc, its really not any different then the other soc's out there as far as porting goes. There is a ton of source out there for the 5420 and its even been updated a couple times.
Sure hate on Companies and all that deserve it, but in this case Samsung has given plenty of support, more then even I expected and they deserve the proper credit for that.
Edit, don't mean to single out this single post, it is geared more towards the thread in general.
kenkiller said:
Nope. When it comes to Exynos, most of them stay FAR AWAY.
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because of missing kernel support or missing gpu support?
We've already got a working CM11 for 8.4, looks like there could be 10.5 CM11 just round the corner. A number of rooted and debloated stock roms. There are devs working on AOSP and LINARO. We have a kernel for stock and CM11 and the device is only a few months old, what more do you guys expect in such a short time? The Exynos development will come, be patient. ?
oneserr
killall said:
We've already got a working CM11 for 8.4, looks like there could be 10.5 CM11 just round the corner. A number of rooted and debloated stock roms. There are devs working on AOSP and LINARO. We have a kernel for stock and CM11 and the device is only a few months old, what more do you guys expect in such a short time? The Exynos development will come, be patient. ?
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If _all_ based on _open source_, only a full re-compile on a fast machine would necessary.
So, it is not open source at all?
moreroid said:
If _all_ based on _open source_, only a full re-compile on a fast machine would necessary.
So, it is not open source at all?
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Show me a main stream device that does not have binary blobs. Also you are making the assumption both the t700 and t800 are identical hardware wise which is not the case.
---------- Post added at 01:59 AM ---------- Previous post was at 01:56 AM ----------
moreroid said:
because of missing kernel support or missing gpu support?
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Click to collapse
Neither, there is kernel and GPU support.

Custom Roms/Kernels

Hi abit weird to ask but why isn't there any loads of customs roms or kernel in note 10 + ? supposedly is a good phone but the amount of roms and kernels avail are just a small handful. Is this due to samsung lockdown the device or less popularity among devs? i could only count 2 roms which are stock and 1 lineageos plus nemesis kernel.
The Snapdragon US models have locked bootloaders and therefore cannot take any roms or kernels. The international (Exynos) models have unlockable bootloaders and the roms you see are for them.
enginuity2 said:
The Snapdragon US models have locked bootloaders and therefore cannot take any roms or kernels. The international (Exynos) models have unlockable bootloaders and the roms you see are for them.
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Yeah i do know that. Is just that for exynos variant there isnt much roms such as havosOS or custom kernels. And threads were pretty much dull or dead. I do understand no etas but some of the threads were like dead or simply no response. Pretty much like a good phone with zero options for custom roms and kernels. I rly do wish some dev out there picked this phone up as a custom project.
I think the high price of the device means people are more afraid to lose their warranties, which results in less demand for custom ROMs and less people being interested in developing them. I'm glad I have yet to bootloader unlock as I'm having the screen replaced under warranty later this week.

Rooting the Samsung Galaxy s20+

All of the U.S. Samsung Galaxy S20+ devices will all have locked bootloaders just like all of the other U.S branded Samsung devices so this device will never ever be able to be rooted correct.so if I want to do any rooting I need to buy a international version right? Thanks In advance!!!
Sent from my [device_name] using XDA-Developers Legacy app
I'd say more or less that's probably the best bet but for sure is not 100% occasionally they find a way be it rare imo
I would never say never. I came from a Galaxy S7 Edge, which was eventually rooted when someone released an ENG kernel that could be flashed, allowing root. Of course it was super unstable and caused your phone to lag and overheat, but it was still a thing.
But yeah, the Exynos version is already sporting an unlocked bootloader and legitimate root. If you're really dependent on root, you want the international version. I bought my US/Verizon variant knowing I probably would never be able to root it in any kind of good way.
Why do you need root?
What do you need that doesn't have a non-root solution?
I am just curious.
sublimaze said:
Why do you need root?
What do you need that doesn't have a non-root solution?
I am just curious.
Click to expand...
Click to collapse
Because I was hoping down the road the of it was possible to root the U
S. version on the s20+ that we might possible be a to run a custom rom on it from the international s20+ model.Bit I'm just a ignorant noob that do know anything.and I really like running custom roms if at all possible.I'am very sorry for boring you with my stupid question and answer.sorry...
Sent from my [device_name] using XDA-Developers Legacy app
GDane1 said:
Because I was hoping down the road the of it was possible to root the US. version on the s20+ that we might possibly be able to run a custom rom on it from the international s20+ model. But I'm just a ignorant noob that do know anything and I really like running custom roms if at all possible. I am very sorry for boring you with my stupid question and answer.sorry...]
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No need to apologize. Some people have solid reasons for rooting. I was a crackflasher years ago, back when OEM skins were janky and lacked basic features. Custom ROMs filled a void that was desperately needed. Nowadays, OEM skins are significantly improved and offer a lot of customization and practical options.
Having said that, I wouldn't hold my breath for Snapdragon models to get a bootloader unlock. Snapdragon has become a tough nut to crack, and Exynos has traditionally been more mod-friendly. So if you want custom ROMs, get the Exynos model.
Edit: Before buying, you should know the Exynos model appears to get worse battery life than Snapdragon. So you must decide which is more important: Custom ROMs, or longer battery.
If you are in the US, you should also determine if the Exynos model supports all the bands used by your carrier.

Question Does this phone really have no custom ROMs?

I don't see separate sub-forums for ROMs and recoveries etc. Just wondering what happened to this phone? The root is available. So, why is ROM development not there?
devsk said:
I don't see separate sub-forums for ROMs and recoveries etc. Just wondering what happened to this phone? The root is available. So, why is ROM development not there?
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Click to collapse
Root is not available on all versions. There is no unlocking the bootloaders on the US versions.
Oh... And there is this.
[13][ROM][sGSI][CWAI+][Exynos2200] Pixel Experience Plus
Pixel Experience Plus "s"GSI DISCLAIMER I am not to be held responsible for any damage that might come to your device while trying to install or using this rom. This is your own responsibility. What is this? Pixel Experience is an AOSP based...
forum.xda-developers.com
Latest Samsung phones are not really friendly towards custom roms and third-party modifications. S20 is advancing at a really low pace compared to S10 and S9 series, which recieved a lot of love from the community. Maybe, if you're truly interested in custom rom development, you should get a phone from another brand (OnePlus, Google, etc..)
Tbh considering how long Samsung is supporting their phones currently i do not miss custom ROM's that much..
k3lcior said:
Tbh considering how long Samsung is supporting their phones currently i do not miss custom ROM's that much..
Click to expand...
Click to collapse
I feel the same way. I would only bother with a custom rom if SOT was a few hours higher.
Custom ROMs will make changes to your device that cannot be undone. You might have issues later if you want to use company resources on your phone for your job. Also ROMS have really improved a lot the last years. Personally I don't miss custom ROMs anymore on my S22+. Even on my previous S8+ I was really satisifed with stock roms. The only thing I miss today is good ad-blocking. But not enough to 'partially break' my device.
If you can't live with Samsung's bloat, then you need a custom ROM

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