Questions tagged [mount]

Mounting takes place before a computer can use a storage device. The command to make a storage device accessible is under *nix "mount"

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22 views

automatic external sdcard mounting does not occur in the Android Jelly bean

I have a Genesis 7320 tablet with Android 4.2.1 and with root () via kingo) and 1 gig of ram. I have a 16gb microsd. I installed external_2_internal.apk, which swaps the internal memory for of the ...
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how mount system partition in recovery mode to recover vold.fstab file in / etc

I have a Chinese tablet Genesis GT 7320 Androd 4.1.2. It is rooted using kingo. I changed the vold.fstab file on the / etc partition system to vold.fstab.bkp. The table was locked and did not start ...
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Android emulator - put certificate in /system path

I want to sniff the websockets (ssl) webtraffic of an Android app by using Mitmproxy. Because Android (>=7) by default makes apps not trust user certificates anymore, my plan is to put my Mitmproxy ...
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1answer
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How are apps installed on Android ? context - symbolic links of only some apps disappear after reboot

I am using Apps2sd to move some apps to ext4 partition mmcblk1p2. It successfully moved 1 app ( see code below ) but after linking another , the symblink for app gets deleted but data folder's ...
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3answers
388 views

Mount /system on Android 10 with Magisk

I am using Magisk 20.4 and trying to mount /system on a Google Pixel (1st gen) running Android 10. I have tried using: adb shell su -c mount -o rw,remount /system that gives: mount: '/system' ...
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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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44 views

Mount USB OTG to specific destination folder on Nexus 6

I have an app that looks for videos in a specific folder: “videos”. I'm trying to get my FAT flash drive to mount on the folder videos under /sdcard internal storage. Nexus 6 (no SD card slot) ...
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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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Fonepad does not detect SD card anymore

I removed my SD card and then did a reset factory on a Fonapad 7 (K01N). Now it does not recognize any SD card at all. I have tested SD cards on other android devices, and they are okay. I rebooted ...
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How to add a simple file on /system without actually modifying it but with using kernel sources? [closed]

From the time system-as-root came, developers have rooted different devices by patching the Magisk su binaries in the kernel. I want to understand how exactly they have done this so to start from ...
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145 views

How to mount system under super partion?

Google has recently changed the way to mount system and introduced Dynamic Partitions. Previously in a rooted adb shell, I used to run mount -o rw,remount /system to mount system in read-write mode. ...
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How to fix mount errors when trying to mount the raw image that converted from android sparse image?

I have sparse.img image with the following properties: $ file sparse.img sparse.img: Android sparse image, version: 1.0, Total of 2512896 4096-byte output blocks in 60 input chunks. I want to see ...
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1answer
893 views

System partition locked to read only in Android 10

Help, I don't know what I did but after installing a custom ROM, I noticed that my system partition cannot be mounted as read/write. I tried "mount -o rw,remount /system" command on a terminal ...
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1answer
294 views

How to create filesystem in TWRP? Getting error: “Unable to format to remove encryption”

The screen appears after booting into TWRP and trying to format memory: I was trying to flash a custom ROM using TWRP recovery but it's showing Unable to mount storage & Failed to mount '/data' (...
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1answer
427 views

Mounting portable SD card folder to internal folder (WhatsApp)

I am trying to mount WhatsApp media directory from portable SD to internal "SD", as the phone internal storage is very limited. My phone: Sony Xperia XZ1 Compact (32GB internal storage, 128GB ...
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17 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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1answer
494 views

How to bind-mount “data” and “obb” folders from external SD card in “/sdcard/Android”?

Can someone help me mount my Android/data and Android/obb in my internal storage from my portable storage? I'm on a Pie ROM. I found this: How to bind mount a folder inside /sdcard with correct ...
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218 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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2answers
603 views

Where is the mount point for a USB stick on Android 9?

I am working on IMX8QM with Android 9. I needs to configure usb stick on static mount point. Once USB stick detected, create sda1, after check I got: mek_8q:/sdcard # df Filesystem 1K-...
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44 views

Device freezes when try to write in /system partition. None of the mount commands worked

I have a TB-X304L. I rooted this guy with magisk and whenever I try to write or try to change permissions of the /system directory, the tablet just freezes and I have to reboot it with long pressing ...
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1answer
2k views

How to bind mount a folder inside /sdcard with correct permissions?

I am using a Sony Xperia M4 Aqua. As is well known, the internal memory is rather small. Especially the Media directory of WhatsApp uses a lot of precious space, therefore I am trying to move it to ...
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Files in mounted ext4 sd card not showing in file explorer [duplicate]

I used mount -t ext4 /dev/mmcblk1p1 /storage/emulated/0/mounted_dir chmod 0777 /storage/emulated/0/mounted_dir (chmod is to ensure the folder is visible in the entire phone)to mount my ext4 ...
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“mount -o bind” command does not work [duplicate]

I ran this mount command to link a folder in /data to /storage/emulated/0: mount -o bind /data/directory_1 /storage/emulated/0/directory_2. Although there was no errors, in the mounted directory (/...
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141 views

How to mount 100% ext4 sd in Android Pie?

My phone (Redmi 6A) is running Android Pie(MIUI). How do I mount a 100% ext4 formatted sd card, such that it would be seen by vold? My phone is rooted. I am not experienced with the android shell ...
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1answer
40 views

Unable to copy the files to /system/app

I am working on i.MX 6Quad SABRE-SD with Android 9. I am facing some problem when copy the some data to system/app from USB Mass Storage, I got error, when I mount the system to write access: ...
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1answer
537 views

What is default “fstab” file in Android?

As I known, in Android 9, system and vendor are mounted in the first stage of init by parsing fstab from device tree. But, there is another fstab parsed in init process, it is device default fstab, ...
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1answer
287 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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121 views

How to mount a factory image for Pixel devices?

I'm trying to mount factory images for Pixel devices. Specifically, 10.0.0 (QP1A.190711.020, Sep 2019). I got some instructions from here. simg2img system.img system.raw mkdir system sudo mount -t ...
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1answer
886 views

How to edit root files in /sys (Permission Denied)?

I have been trying to change root files in my phone through an app I am developing. The phone I have is a Moto G6, fully rooted. I'm using terminal emulators to run commands on my phone. I've tried "...
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1answer
133 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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169 views

Make sdcard visible (set UID and GID) while mounting android partition

It is a continuation of the question We (me and Irfan Latif) are trying to give access for root apps and use the following code to mount an internal sd card mount -o rw,remount / mkdir /my_sdcard ...
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1answer
103 views

How to fix sdcard empty under root with Kingoroot?

My sdcard is empty when I use su. I have gained root using Kingoroot. This answer shows the SuperSU solution (mount namespace separation). How to mount an sdcard to su? What additional information ...
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207 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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109 views

no more space on device while writing to exFAT folder on MicroSD card

JasonR:/ $ su JasonR:/ # cd /stor*/emu*/0/WhatsApp JasonR:/storage/emulated/0/WhatsApp # cd Media JasonR:/storage/emulated/0/WhatsApp/Media # ls -al *.jpg -rwxrwx--x 1 root everybody 506827 2019-02-22 ...
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483 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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282 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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1answer
331 views

How to identify the app/process which re-mounts partitions R/W, creates files and changes file permissions?

I have a rooted device, with superuser rights granted to a few apps I trust. I have often found my /system or /vendor partition mounted read/write, and some files chmoded to 0777. Similarly ...
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1answer
3k 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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38 views

Filesystem options

I am new to file system options so excuse my ignorance my question is in regards to barriers (fstab barriers=1) and journaling. are these two exclusive? can i disable barriers while keeping ...
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1answer
549 views

Why deleting system files on a rooted Android says “device or resource is busy”?

I have FX Explorer, I was trying to delete some stuff in /system/app (the stuff are just empty folders) but it keep saying The operation isn't permitted on a mounted filesystem. What should I do to ...
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0answers
502 views

What happens when Android mounts a microsd card?

I've got a 256 GB microsd card which only works with my phone if its file system is FAT32. The issue I have with this, is that FAT32 only supports files up to 4 GiB, which is a bit low by today's ...
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198 views

Changing /data mount in fstab

I want to change the data mount point into an image inside the actual data partition. My stock fstab has this: /dev/block/bootdevice/by-name/userdata /data ext4 noatime,nosuid,nodev,...
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336 views

External SD card is somehow read-only, from both Android and TWRP… how do I make it writable again?

My (external) SD card is being weird. I'm in TWRP, since a Lineage OS dirty flash (one without a wipe first) bricked my phone. Using the TWRP file manager, or the terminal, it doesn't matter, moving ...
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1answer
88 views

SD Card not mounting after reboot

My Android doesn't mount my SD Card after reboot. I need to get out the SD Card slot and put it back in. Can I fix this? By the way I have a Samsung Galaxy J7 (2017).
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1answer
604 views

How to fix “mount: 'remount'->'/system': No such file or directory”?

angler:/ # mount -o rw, remount /system mount: 'remount'->'/system': No such file or directory 1|angler:/ # When I try in Kali Linux in my phone: root@kali:~# mount -o rw, remount /system mount: /...
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0answers
87 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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1answer
656 views

How to access other partitions from android-x86 on dual boot with ubuntu-16.04

I have android-x86 along side ubuntu-16.04 I have installed android in a 16GB partition in my harddrive. I was wondering if it is possible to access other partitions from android as it just shows ...
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192 views

External SD card changes mount point

I have a Moto e5 Plus (Android 8.0.0) that has a 128GB Samsung Evo card in it. The card works well in the device (freshly formatted), but has an odd system of mounting. On previous devices, the ...
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1answer
2k views

How to mount sdext2 partition by Apps2SD script, before system mount?

Using Apps2SD Pro app on Samsung Galaxy Note 3 N9005, Resurrection Remix Nougat v5.8.5 with Magisk v17.1. I lose the linked apps again & again after reboot. This happened several times already. ...
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1answer
67 views

Why did my phone reboot after copying an so file to the system/lib folder?

I ran the following command and the phone automatically rebooted after copying. Why? Was it because the so file was in use? $ adb shell 'mount -o rw,remount /system && cp /sdcard/libfoo.so /...

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