Linked Questions

131
votes
3answers
615k views

Where Android apps store data?

Could you list all possible directories where Android apps may store data, providing description what kind of data are stored in each directory?
61
votes
2answers
217k views

What is /storage/emulated/0/?

Recently, I've figured out that if I delete files from /sdcard/Download it deletes files from /storage/emulated/0/Download. And if I add the files into /sdcard/Download it duplicates them in /storage/...
49
votes
6answers
278k views

Check and fix SD card errors within Android itself?

Sometimes my SD card gets "corrupted" and this leads to many read/write errors. Usually, connecting the SD card to the windows 7 and selecting the "Error Checking" (Right click the drive > Tools > ...
12
votes
1answer
9k views

How to stop apps writing to "Android" folder on the SD card?

I have a (seemingly) simple question to which I haven't found a clear answer to. My phone creates an "Android" folder on my SD card and I'm wondering if it could be moved into the phone's internal ...
6
votes
1answer
5k views

How do I access `$HOME/storage` outside of Termux (with a file explorer)?

How do I access $HOME/storage Termux directory on Android Pie with a GUI File Explorer? In Termux I print the working directory with pwd and it shows $HOME/storage as: /data/data/com.termux/files/...
3
votes
2answers
4k views

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 ...
3
votes
1answer
3k views

What is the "u#_everybody" UID?

In (multi-user) Android there are UIDs like these: u0_everybody u10_everybody u11_everybody Those seem different to the usual uXX_aYY UIDs used for the applications. What is their purpose? Is this a ...
6
votes
1answer
3k views

How would you use your ext4 formatted thumb drive via OTG on Android?

Is there a workaround to use an ext4 formatted thumb drives on Android phones? Right now when I plug it (thumb drive has micro usb end and phone supports thumb drives) Android says it doesn't ...
3
votes
2answers
3k 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-...
2
votes
1answer
2k views

Why does MTP show wrong directory location? [duplicate]

MTP (Miserable Transfer Protocol) failed once again. After moving a directory to a different path, it is still on the same path as before according to MTP. I already tried re-plugging the USB port ...
3
votes
1answer
2k views

How to disable USB OTG on Android 6+?

I need to disable the OTG (USB) on Android 8. I already did it on Android 6 by disabling a permission on the file android.hardware.usb.host.xml but it is not working anymore on Android 8.1.
3
votes
1answer
3k views

Android 6 (cyanogenmod 13) external sd card write access

I always used "Samba server" application on all my android devices for uploading files, it worked great with CM12, but in CM13 even with root access Samba server can't write to external SD card, ...
1
vote
0answers
2k 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 ...
2
votes
1answer
1k views

Why root cannot access ".android_secure" directory on external SD card?

I have an Android 9 tablet, rooted by way of Magisk. It has an external SD card mounted as sdfat on /mnt/media_rw/1234-5678 which is mounted on four other mount points, all as type sdcardfs, with some ...
1
vote
3answers
2k views

Why do I have an SD card but still no storage space?

I have a textbook android tablet and a SD card but when I try to download apps like Viber and other apps they say I have insufficient space and my tablet is saying storage space is running out some ...

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