New ROM and internal storage - Google Pixel Questions & Answers

Hi there,
Just a small question: When I install a custom ROM, does it keep my data on the internal storage? I'm asking because of the encryption and I thought it could happen, that the new/custom ROM is not able to decrypt this part of the data.
Thanks

I haven't done enough flashing on my Pixel to say with certainty one way or another, but I believe it does keep the internal storage data between ROM flashes just fine. However, I don't fool with anything but PureNexus as far as custom ROMs, so it might depend on what ROM you're coming from and going to. I never flash anything major without backing up internal storage, anyway, and that's what I would suggest. After all, for every rule there's always an exception and it's better not to regret. Good luck!

ThauExodus said:
Hi there,
Just a small question: When I install a custom ROM, does it keep my data on the internal storage? I'm asking because of the encryption and I thought it could happen, that the new/custom ROM is not able to decrypt this part of the data.
Thanks
Click to expand...
Click to collapse
You should stick to stock.

Well i am on stock i only wanted to know whether i have to backup my internal storage or not, when switching the ROM.

Related

[Q] wiping xoom/stupid question

so i feel silly for having to ask but the xoom is the first device ive used that had a fair amount of on board storage. basically im wondering if all that on board storage is wiped when i wipe my xoom to run an ics rom? i rooted out of the box so it wouldnt have been an issue initially and now im concerned because ive got almost the entire 32gb full of movies and pics and want to try an ics rom but need to know if a backup of all that on my pc is necessary. Thanks in advance for answering my stupid question
betcmrekoapl said:
so i feel silly for having to ask but the xoom is the first device ive used that had a fair amount of on board storage. basically im wondering if all that on board storage is wiped when i wipe my xoom to run an ics rom? i rooted out of the box so it wouldnt have been an issue initially and now im concerned because ive got almost the entire 32gb full of movies and pics and want to try an ics rom but need to know if a backup of all that on my pc is necessary. Thanks in advance for answering my stupid question
Click to expand...
Click to collapse
If you have the R4c 3.2.0.0 solarnz CWM recovery installed, that bypasses the internal media storage and won't wipe it. You will have to reinstall your apps and associated data.
Thank you!!!! That's great info. I got worried when I remembered u can't just remove the SD to be sure my stuff is safe
Sent from my Galaxy Nexus using XDA App
Rogue recovery will also not wipe the media, unless specificed to.
paretosoup said:
Rogue recovery will also not wipe the media, unless specificed to.
Click to expand...
Click to collapse
also lets you use internal ssd or mounts a usb drive

[Q] Rom question.

I've had issues with my internal storage being full. That being said, I was wondering if I can remove the rom (Beans Build 10) from my internal storage. Reminder, I have already flashed the rom and need to clear up storage, I have always been curious if I can remove the rom from storage after i have flashed it. Will there be any issues regarding performance/ stability by removing the rom from storage, or is the rom only needed on the device to flash?
dillonkem said:
I've had issues with my internal storage being full. That being said, I was wondering if I can remove the rom (Beans Build 10) from my internal storage. Reminder, I have already flashed the rom and need to clear up storage, I have always been curious if I can remove the rom from storage after i have flashed it. Will there be any issues regarding performance/ stability by removing the rom from storage, or is the rom only needed on the device to flash?
Click to expand...
Click to collapse
You need a file manager like root explorer and navigate to storage/sdcard0/download and delete it. Well not affect performance but you won't have a fallback ROM to flash if something screws up.
sent telepathically
aobcu pattern
dillonkem said:
I've had issues with my internal storage being full. That being said, I was wondering if I can remove the rom (Beans Build 10) from my internal storage. Reminder, I have already flashed the rom and need to clear up storage, I have always been curious if I can remove the rom from storage after i have flashed it. Will there be any issues regarding performance/ stability by removing the rom from storage, or is the rom only needed on the device to flash?
Click to expand...
Click to collapse
No issues deleting it after you flashed. You should keep a copy of your ROM and a backup on external storage, microSD cards are dirt cheap and they can save your butt. It also allows you to do a full wipe which is recommended by many ROMs.

[Q] Do old ROMs leave files?

Dear xda-members,
I'm new to flashing ROMs. I've followed some tutorials and managed to install some cool ROMs on my nexus 4. However, I have a question: Do old ROMs leave crap, like old files? Or does the device get partitioned everytime I flash a ROM? How does it work? Can someone explain this please? Because it seems like I have lost 1.4gb of internal space, while installed a lighter ROM. I've searched the forum, but couldn't find the answer I am looking for.
I always make sure I do a factory reset and clean cache before installing a new ROM. I want to be sure that I am not wasting any space on this device, since it only has 16gb.
-----------------------------------
Found it. Somehow clockworkmod had made a backup of my backups in /mnt/clockworkmod/backup. Thread can be closed.
RaymondSterto said:
Dear xda-members,
I'm new to flashing ROMs. I've followed some tutorials and managed to install some cool ROMs on my nexus 4. However, I have a question: Do old ROMs leave crap, like old files? Or does the device get partitioned everytime I flash a ROM? How does it work? Can someone explain this please? Because it seems like I have lost 1.4gb of internal space, while installed a lighter ROM. I've searched the forum, but couldn't find the answer I am looking for.
I always make sure I do a factory reset and clean cache before installing a new ROM. I want to be sure that I am not wasting any space on this device, since it only has 16gb.
-----------------------------------
Found it. Somehow clockworkmod had made a backup of my backups in /mnt/clockworkmod/backup. Thread can be closed.
Click to expand...
Click to collapse
if your talking about your internal storage being 16gb that is normal, some Roms can Take alot of Space it just the way they are built, that must be one built rom then if its taking up that much storage.
RaymondSterto said:
Dear xda-members,
I'm new to flashing ROMs. I've followed some tutorials and managed to install some cool ROMs on my nexus 4. However, I have a question: Do old ROMs leave crap, like old files? Or does the device get partitioned everytime I flash a ROM? How does it work? Can someone explain this please? Because it seems like I have lost 1.4gb of internal space, while installed a lighter ROM. I've searched the forum, but couldn't find the answer I am looking for.
I always make sure I do a factory reset and clean cache before installing a new ROM. I want to be sure that I am not wasting any space on this device, since it only has 16gb.
-----------------------------------
Found it. Somehow clockworkmod had made a backup of my backups in /mnt/clockworkmod/backup. Thread can be closed.
Click to expand...
Click to collapse
Before installing a new rom, you need to wipe cache and Dalvik Cache to avoid any problem
RaymondSterto said:
Dear xda-members,
I'm new to flashing ROMs. I've followed some tutorials and managed to install some cool ROMs on my nexus 4. However, I have a question: Do old ROMs leave crap, like old files? Or does the device get partitioned everytime I flash a ROM? How does it work? Can someone explain this please? Because it seems like I have lost 1.4gb of internal space, while installed a lighter ROM. I've searched the forum, but couldn't find the answer I am looking for.
I always make sure I do a factory reset and clean cache before installing a new ROM. I want to be sure that I am not wasting any space on this device, since it only has 16gb.
-----------------------------------
Found it. Somehow clockworkmod had made a backup of my backups in /mnt/clockworkmod/backup. Thread can be closed.
Click to expand...
Click to collapse
request forum mod. to close thread.

Help, Need some advice for a good friend's GS2+

Hello everybody, I come from the Xperia arc forums, been on xda for a few months now and to be honest im still kind of a noob even if i learned a little bit about ADB and rom/kernel/mod installing.
A good friend of mine recently decided to switch from an iPhone 4s to a GS2+ but has no clue about root roms ect so he asked me to tweak up his phone and i want to show him the full android potential on samsung's great hardware (without bricking anything hopefully)
I know the "what's the best" discussions are not allowed but since my friend will pass me the phone for no more than a day i dont have all the time to test every rom out there so i want some advice on the following:
What are the most stable and successful roms for GS2+? What great features do they have?
What are the most successfull and most of all SAFE kernel for GS2+?
Are GS2 roms compatible on GS2+?
I was planning on partitioning the internal memory and add a 512mb swap partition, i wanna avoid swapping sdcard cause of lower speeds and sd lifetime issues. is it reccomended to swap internal memory?
is there anything in particular about this model that i should keep in mind to avoid bricking this phone?
are most of the internal partitions EXT4 or do i need to convert them in order to increase performance?
Any other advices? i've already flashed with a Note and a Galaxy ACEi but im new to this phone.
Any quick help would be greatly appreciated, he's gonna gimme his phone in a couple of days...
Dr.SAM88 said:
What are the most stable and successful roms for GS2+? What great features do they have?
You can check here. Babba ROM and Pandamonium ROM are recommended if you want something stable though not as perfect. I haven't try out Babba ROM and I can't make a comparison. Do check them out.
What are the most successfull and most of all SAFE kernel for GS2+?
I have not tested the kernels, but you can check here and see the review.
Are GS2 roms compatible on GS2+?
No.
I was planning on partitioning the internal memory and add a 512mb swap partition, i wanna avoid swapping sdcard cause of lower speeds and sd lifetime issues. is it reccomended to swap internal memory?
Can't speak for this one.
is there anything in particular about this model that i should keep in mind to avoid bricking this phone?
I guess no, I rooted and installed custom ROM by following the guidelines and everything is ok.
are most of the internal partitions EXT4 or do i need to convert them in order to increase performance?
Can't speak for this one.
Click to expand...
Click to collapse
Hope these help.
Dr.SAM88 said:
Hello everybody, I come from the Xperia arc forums, been on xda for a few months now and to be honest im still kind of a noob even if i learned a little bit about ADB and rom/kernel/mod installing.
A good friend of mine recently decided to switch from an iPhone 4s to a GS2+ but has no clue about root roms ect so he asked me to tweak up his phone and i want to show him the full android potential on samsung's great hardware (without bricking anything hopefully)
I know the "what's the best" discussions are not allowed but since my friend will pass me the phone for no more than a day i dont have all the time to test every rom out there so i want some advice on the following:
What are the most stable and successful roms for GS2+? What great features do they have?
What are the most successfull and most of all SAFE kernel for GS2+?
Are GS2 roms compatible on GS2+?
I was planning on partitioning the internal memory and add a 512mb swap partition, i wanna avoid swapping sdcard cause of lower speeds and sd lifetime issues. is it reccomended to swap internal memory?
is there anything in particular about this model that i should keep in mind to avoid bricking this phone?
are most of the internal partitions EXT4 or do i need to convert them in order to increase performance?
Any other advices? i've already flashed with a Note and a Galaxy ACEi but im new to this phone.
Any quick help would be greatly appreciated, he's gonna gimme his phone in a couple of days...
Click to expand...
Click to collapse
What are the most stable and successful roms for GS2+? What great features do they have?
Best stable ROM is latest official with k2wl kernel (and don't forget to remove unnecessary apks)
What are the most successfull and most of all SAFE kernel for GS2+?
k2wl
Are GS2 roms compatible on GS2+?
Absolutely NO
I was planning on partitioning the internal memory and add a 512mb swap partition, i wanna avoid swapping sdcard cause of lower speeds and sd lifetime issues. is it reccomended to swap internal memory?
Forget this old method dude. 4Gb of internal space is more than you need for your apks
is there anything in particular about this model that i should keep in mind to avoid bricking this phone?
This model is a rock. the only method for bricked it is... i don't know any method (with odin you can always survive you phone)
are most of the internal partitions EXT4 or do i need to convert them in order to increase performance?
Forget old methods and open your mind
klurosu said:
are most of the internal partitions EXT4 or do i need to convert them in order to increase performance?
Forget old methods and open your mind
Click to expand...
Click to collapse
New to android and rooted my phone first time through this forum's guide. I wanted to install apps on SD so as App to Mgr failed I went ahead with Link 2 SD and partitioned my SD card. But i created a partition system of EXT2. Does that matter?

[CONCEPT] Using A/B Slots for dual ROM Boot

Attention developers!!!
I have an idea of a concept where the A/B slots could be used to boot 2 different ROMs simultaneously one on Slot A and another on slot B using another data partition. Is it possible?
Feel free to discuss in this thread.
It would work, but we only have one data partiton. You have to split it (like on the mi a1 I think?)
I have found a good method for dual-booting, but some roms don't work and there is only 1 data partition.
I have lots of ideas ???
Can we not split the single data partition into two separate partitions for data?
shaunakdsilva said:
Can we not split the single data partition into two separate partitions for data?
Click to expand...
Click to collapse
Well then storage for each partition will decrease and it may be a issue for installing apps and other data am i right?
Aduser345 said:
Well then storage for each partition will decrease and it may be a issue for installing apps and other data am i right?
Click to expand...
Click to collapse
You can use one slot for daily driver rom with a bigger data partition size and use the other spot for experimental rom with a smaller data partition size. How many of us really use the entire 64gb or 128gb storage for data?
shaunakdsilva said:
You can use one slot for daily driver rom with a bigger data partition size and use the other spot for experimental rom with a smaller data partition size. How many of us really use the entire 64gb or 128gb storage for data?
Click to expand...
Click to collapse
Hmmm.....but what about that encrypted storage thing??
Won't it interefere with booting the rom?
And would our device be able to handle rom switching?
I mean im not that an expert but atleast what i hav heard about the boot.img being incompatible with both the roms is it possible to dual boot???? I really want a custom rom and oos pie in my device???
Aduser345 said:
Hmmm.....but what about that encrypted storage thing??
Won't it interefere with booting the rom?
And would our device be able to handle rom switching?
Click to expand...
Click to collapse
Only a developer would be able to answer those questions. As far as i know, anything is possible!
Anyway, we can use twrp as dual boot manager?
core7x said:
Anyway, we can use twrp as dual boot manager?
Click to expand...
Click to collapse
TWRP offers to switch the slot which is how i got the idea that probably we could have two ROMs installed and switch the slot from TWRP as and when required.
Aduser345 said:
Hmmm.....but what about that encrypted storage thing??
Won't it interefere with booting the rom?
And would our device be able to handle rom switching?
I mean im not that an expert but atleast what i hav heard about the boot.img being incompatible with both the roms is it possible to dual boot???? I really want a custom rom and oos pie in my device???
Click to expand...
Click to collapse
In order to make things simpler, decrypted data partition would be a pre requirement.
Encryption is not really useful for most people and a possible issue doing this kind of manipulation to actually make some sense out of (otherwise useless) A/B partition scheme
This idea would probably be slow and a lot of overhead (i.e. wasted battery) but you could theoretically create a writable disk image and then have the ROM dynamically mount that in the data location. No idea how it would work or if it would work.
Otherwise, you could always look into chroot or something like that. Just throwing ideas out, I have no development capability.
can i install pie on one slot and if for whatever reason do not like can i go back to the other slot? rooted as well? thank u!
Smartest op ever
maybe a possibility?
Ive used "DualBootpatcher" on many devices in the past. I don't know if it works on a/b devices like the op6.
Let me know if it does, and if it bricks your device.
Https://forum.xda-developers.com/cr...ualboot-dualbootpatcher-simpler-dual-t3297414
Looks like it works on the op5!:
https://forum.xda-developers.com/oneplus-5/development/patcher-dualboot-multiboot-oneplus-5-t3633150
And the 5t is officially supported!
Https://dbp.noobdev.io/supported_devices.html
Maybe somebody can reach out to the developer
Neil_Armstrong_ said:
Smartest op ever
Click to expand...
Click to collapse
I can't really figure if that is sarcasm... could you explain how it's so smart?
Yeah I'd love to dual boot my op6, I'm really missing it because I used it on my Nexus 5x and it was really useful, we should all reach out to the devs of multiboot or dual boot patcher or someone could port it, that'd be amazing
Anything is possible, the issue how much development would be required. My guess here is the answer is "so much that no one is going to bother."
There's nothing special about A/B. It's just duplicated partitions, a system for flagging which set is active, and using the arrangement for seamless updates. It's not designed for dual boot because both slots are intended to use the same data partition. So at the very least you'd need some function to split or otherwise change how the data partition is used. Given that much of this is baked into core Android, I suspect that hacking it for dual boot would be both unstable and a risk of brickage. Past tools for non-A/B phones are most certainly not going to work here.
https://www.google.com/amp/s/forum.xda-developers.com/pixel/help/dual-booting-t3507924/amp/

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