Questions tagged [partitions]

A partition is a division of either your internal storage or your sdcard.

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22 views

Formatted bootloader by mistake and phone won't turn on (device: MT6570)

I have a Techno Spark 3 with a MT6570 chip and i used the SP Flash Tool to flash the ROM but i kept getting the error STATUS_PARTITION_NOT_FOUND, so i thought that if i format the bootloader it would ...
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How to flash /system using twrp when system.img is 1.7GB and internal storage has 1.5GB max limit

I happen to have an old phone laying around with messed up system partition(a couple of files accidentally deleted). This phone has an internal storage of max 1.5 GB(total 4gb, after setting ...
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15 views

If the partition table (PGPT) on the eMMC is erased, does it re-create itself when android boots up?

If the partition table (PGPT) on the eMMC is erased, does it re-create itself when android boots up? According to source i have read, they mention: pgpt block - carries information about the markup, ...
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25 views

After doing a readback of my mediatek device in sp flash tool, why are some files in .bin format, others are in.img format, and others are blank?

After doing a readback of my mediatek device in sp flash tool, why are some files in .bin format, others are in.img format, and others are blank? For e.g. the preloader is saved as .bin format, (as ...
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53 views

Why are there 2 boot partition on mediatek devices, both of which contain the same preloader?

On Mediatek devices, the same preloader.bin is in mmcblk0boot0 and mmcblk0boot1, why does it need to be in both partitions?
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21 views

Safe to share boot partition?

On XDA, at times I see users requesting for boot partitions of a particular version of stock ROM and some people helping out by uploading and linking them. I am not sure if it is a good practice, ...
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36 views

the android_expand partition in the sd on android can be resized?

Can the android_expand partition be resize? I need change the SD because start to fails but i have a lot of thing on the SD partition well i try dd if=/dev/mySD of=/dev/NewSD both are same capacity ...
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15 views

how to to restore apps without reinstalling them after ROM change

I installed a custom rom on my Android phone which is havoc GSI 3.1 I am not happy with certain features that don't work and I would like to go back to the original ROM what is preventing me from ...
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14 views

LG V40 completely unresponsive.. Won't charge after I was playing with the partitions and 9008 mode.. Any options?

I have an LG V40 through sprint.. Its won't respond to any button combos or cords /cables.. Anyone think they could help me out
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50 views

Is there a super partition on Pixel 3/3XL with Android 10 (or greater) loaded?

Question: Does a production Pixel 3/3XL have a super partition when loaded with Android 10 or greater? Background: I changed out the UFS piece on a Pixel 3XL and loaded the newest Android 10 and 11 ...
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42 views

Cannot create, move or delete files or folders on android phone's SD card even after write only attribute is removed

When my old 16 Gb microSD card I used in my LGE V10 (h900) running Android 6 failed, I bought a new card; opting for a Sansdisk 64Gb microSD card. But since I inserted the card, I have not been able ...
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1answer
56 views

How can I get more internal space for apps?

I have read several places on this but the answers all seem to be the same. The problem is that I keep running out of space on my /data partition. The steps I've taken to fix this problem: move all ...
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38 views

unrecognised disk label when trying to use parted

I recently bought a Galaxy Tab 10. GT-P7510, which came with Android 4 . I have since installed a custom rom and upgraded it to Android 7.1. I tried to install Gapps, but my system partition is too ...
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18 views

Resize system partition on Motorola One Vision

Is there any way to resize the system partition on Motorola One Vision? I've searched everywhere for a way to do it but I couldn't find any as doing this on a moto phone is a big no-no, but maybe ...
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Repartitioning Nexus 7 2012 (grouper) parted unrecognized disk label

I need to repartition my 2012 Nexus 7 (grouper) to create a bigger system partition so that I can install Lineage OS. Here is the current partition table. Unfortunately parted can't print the ...
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How to see all partitions on an SSD

I have an SSD with 2 partitions (volumes? ) on it. I can R/W to both of them from my WIN10 PC. However, when I mount it on my Note10 , I can only see one of the partitions. Is there a way that I can ...
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53 views

What's the purpose of A and B partition slots if both are flashed?

I recently play with LineageOS flashing (or actually adb-sideloading) tutorials, but I guess my question is more generic. In my device there are A and B partitions for everything except the userdata ...
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76 views

please explain the: >“adb shell sm partition disk:179,64 mixed 80” command

it is taken from I want to split one MicroSD card into two parts: part adoptable storage, and part normal storage. How can I do this? what is 80 at the end? 80%? I ran that on an Adoptable Storage ...
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mounting an app folder to external storage fails for Write access on Android Q but will work in Android Pie

I could mount my partitions holding whatsapp (exFat) and titanium ( ext4 ) backup data on android Pie but right now on Q it will not let a RW operation be performed after mounting I understand /...
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1answer
110 views

How can I reformat internal storage on Android?

I'd like some assistance with formatting the internal storage of my phone. I've managed to unbrick it and to flash TWRP recovery but I can see that capacity of the internal storage is only 33 MB which ...
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1answer
769 views

/data's data is garbled in TWRP. How to decrypt

So this is quite another android story but I promise to keep is as short n dry as poss. The issue was some of my Apps weren't able to access /extsd folders with non root & so I deicided to give ...
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66 views

making manually mounted partition folders write accessible to all apps

I have 3 partitions on my micro SD card which are all ExT4 partition 1 : main partition for external SD card data with download folders partition 2 & 3 : for WhatsApp and linked apps ...
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77 views

Does flashing the stock ROM repartition the device internal memory?

After I have repartitioned my tablet I wonder what would happen if I flashed the stock ROM again.
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160 views

Android Device Partition table not recognized by any of the partition management tools

I have an Android 8.0.0 device (https://www.tvbox-manufacturer.com/product_category/fire-tv-stick/) with eMMC as a storage medium. The eMMC is removable (BGA socket on the Board). The device boots ...
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How to create and use multiple partitions on external SD card with different filesystems (Ext4, exFAT, NTFS)?

I want to create 4 partitions on external MicroSDcard through ADB shell commands, not on Windows or Linux. Also want to show all partitions in Android GUI (SETTINGS > STORAGE > SDCARD) and make them ...
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1answer
77 views

How to move 7GB ext4 partition on external SD card to 30GB partition on another SD card?

I had rooted my Android Lollipop 5.1.1 phone and installed Link2SD and linked installed apps on ext4 7GB 2nd partition of external SD card of 16GB size . The apps installed occupied 6.5GB space and I ...
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1answer
149 views

How to erase unsued space so that dumping userdata partition creates a sparse file of small size?

When I create a gzip image of userdata partition (/dev/block/mmcblk0p29) it creates huge 6.8GB image, previously it was 350MB. Is it possible through command-line to erase or wipe or delete space on ...
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1answer
230 views

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

I have a Moto G5 XT1676 with Android 7.0 stock firmware. I rooted the phone with Magisk and installed TWRP but I never backed up my recovery.img partition. Now I want to flash a stock recovery ...
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18 views

Applications don't recognise internal storage partition 2 mounted as external sd card

So I have a Chuwi Hi10 Plus running RemixOS 2.0 (Android 5.1.1). This was originally a dual boot tablet, but I deleted Windows, so now the device has 45 gigs of storage free on the drive. I formatted ...
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173 views

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

My searches on the web didn't provide suitable answers to these questions: 1) Where is the baseband firmware stored? My understanding is that this particular firmware is a RTOS built for the ...
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1answer
415 views

how to extend support for EXT4 file system for microSD cards in stock or non lineage / CyanogenMod ROMS

As I am aware after Android 4.4 or some sort your storage card is no longer eXposed directly and needs to be carefully interfaced through specific Mount points that need to be aware through vold ...
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1answer
874 views

Why are superuser permissions needed to acess /data partition?

The default account is normal user, and I used it to install Google Play Store APK (to /data). Then Google Play Store was opened using my current user's permissions, and it is used to download and ...
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50 views

Where is info from /proc/dumchar_info used, on MediaTek devices?

There are plenty of instructions for changing partition layout on Android, including MediaTek devices, and they say I need to edit MBR, EBR and a ‘scatter file’ and to feed the latter to SP Flash or ...
2
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1answer
134 views

Why bowsers cannot download files to storage (path looks /dev/null/Download)?

The phone is Samsung Galaxy Note N7000. For the last few years I use NightOwl custom rom (Android 7). I do not remember when I faced with this problem, maybe after repartitioning with REPIT (but ...
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554 views

How to get rid of SeLinux Denials in Permissive mode?

Need some help with 3 issues: In Permissive mode I get denials, why does this happen and how do I fix that? If I am enforced, how do I give access to my Partitions to various processes. Right now I ...
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1answer
38 views

After formatting SD card “as internal”, can the partitions be downsized?

I've a 16 GB MicroSD card that's apparently faking its size. Using H2testw I found that only the first 7.8 GB are usable. Before buying a new one, I want to see if I can "fix" it. The idea is to have ...
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1answer
380 views

How is system-as-root mounted in Android 9?

In Android 9, system.img consist of system and ramdisk. So kernel will mount system.img directly and implement init program. Next, init will parse init.rc file and mount remaining partitions based on ...
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1answer
53 views

How does Windows interact with Android Internal Storage?

I have a simple question which I can't find the answer for We all know that Microsoft Windows doesn't support partition formats such as ext4 or f2fs, however even this being the case, how can it ...
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1answer
171 views

How to merge /data and /sdcard on Android 4.4?

Is it possible to use two partitions as one storage on a MediaTek device? AFAIK, it is already implemented in Samsung Galaxy S III, may be.
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298 views

EXT4 Mount gives this error “SELinux: mount invalid. Same superblock, different security settings”

I am trying to mount a second partition (ext4 ) for my apps ( I guess its a bit outdated with adoptable storage but then ext4 isn't accepted FS for adoption for external card ) . I am on 9.0 ( Pie ) ...
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714 views

app2sd link2sd nightmare ..all Fully Linked apps disppear

One advantage in using app2sd ( or link2sd ) was that if all your apps are totally linked when you swap out phones you would hope to 'carry' your apps with you and of course space savings to /Data ...
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344 views

mounting multiple ext4 partitions in Android 7+

I am doing away with exFat for my Microsd card after all my pictures decayed , corrupted and the directory was locked. I cant seem to write into a specific directory. chkdsk will just plain abort ...
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75 views

Reading phone partition and writing to SD Card

Guys i really need HELP Mine Docomo S7 from Japan aka SC-02H is bricked, so No Download - No Recovery - Not Turning ON I found another SC-02H working one from mine friend - I Read somewhere that i ...
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1answer
5k views

E:failed to mount /cache (invalid argument) - how to format?

I have a Asus Zenfone 2 and a few days ago it ran out of battery and turned off. Then after I charged it up and restarted it, it wouldn't turn on. It gets to the logo and the loading circle and just ...
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1answer
861 views

How to change random filesystem label on USB OTG?

I am without PC right now, but I need to Format USB Drive (to FAT32 or Ext4) with Samsung S8 (Android 9) and change label. But I can't find any app that can do this. I can format USB drive in Storage ...
3
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370 views

hard factory reset when partitions are messed up

I have a Google Nexus 7 (2012) which for no apparent reason entered an endless reboot loop. Trying to fix it with a fresh install of the OS via TWRP, I unintentionally messed up the partition table. ...
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1answer
62 views

Inserting incompatible SD card?

I have an Android phone which supports 32GB SD card. So, if I insert a 64GB SD card, I know that the device will not recognize it. But, if I create two partitions in the 64GB SD card (32GB each), will ...
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0answers
97 views

Micro sd card partition strategy for Android (context of wear leveling & data corruption)?

The primary issue relates to bad blocks / clusters and it happens to be android platform. This is a Sandisk 128gb (leave this link - it is not an ad). Some cards indicates other problems like memory ...
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0answers
236 views

SD card had bad sectors after chkdsk. Is that Logical or physical ?and path from here

This is about data corruption on android . The primary issue relates to bad blocks / clusters and it happens to be android platform. So this is a super user and NOT android enthusiast question. ...
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0answers
314 views

What's the difference in contents of `/odm` and `/vendor` directories?

I have a little idea about the /odm but no idea of /vendor dir. Can someone please explain in the best way possible? I looked up on Google and it didn't help. What I'm really confused is with whether ...

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