[Q] USB OTG on 4.4.4 - Droid Ultra Q&A, Help & Troubleshooting

Okay - I had USB OTG working *before* the 4.4.4 update by enabling it via the QualcommSettings app and installing StickMount. I'm rooted and have an unlocked bootloader.
After upgrading to 4.4.4, I can't get my Meenova usb stick to mount. I've tried with & without StickMount. I re-enabled "USB Mass Storage" in QualcommSettings, but it doesn't seem to stay enabled.
StickMount says it mounts the device to /sdcard/usbStorage/sda, but when I navigate there with ES File Explorer, the folder is empty.
Has anyone gotten USB OTG to work with 4.4.4? If so, how? Any help or suggestions are appreciated. Thanks!!

marksibert said:
Okay - I had USB OTG working *before* the 4.4.4 update by enabling it via the QualcommSettings app and installing StickMount. I'm rooted and have an unlocked bootloader.
After upgrading to 4.4.4, I can't get my Meenova usb stick to mount. I've tried with & without StickMount. I re-enabled "USB Mass Storage" in QualcommSettings, but it doesn't seem to stay enabled.
StickMount says it mounts the device to /sdcard/usbStorage/sda, but when I navigate there with ES File Explorer, the folder is empty.
Has anyone gotten USB OTG to work with 4.4.4? If so, how? Any help or suggestions are appreciated. Thanks!!
Click to expand...
Click to collapse
With Explorer/Root Explorer it is storage/usbdisk. But unrooted as I am, I cannot write a file to the root of the card, a folder is OK.

The not writing to the root of the OTG/card is some bug in Explorer. Solid explorer works fine.

I'm rooted and have an unlocked bootloader. 4.4.4 Now otg works fine for me wothout stickmount. usb drive mount /mnt/media_rw

mainbord said:
I'm rooted and have an unlocked bootloader. 4.4.4 Now otg works fine for me wothout stickmount. usb drive mount /mnt/media_rw
Click to expand...
Click to collapse
What adapter & filer are you using? My mnt/media... is vacant. /storage is where mine is.

aviwdoowks said:
What adapter & filer are you using? My mnt/media... is vacant. /storage is where mine is.
Click to expand...
Click to collapse
Take it http://forum.xda-developers.com/moto-x/general/guide-otg-usbdisk-support-4-4-2-earlier-t2709553

mainbord said:
Take it http://forum.xda-developers.com/moto-x/general/guide-otg-usbdisk-support-4-4-2-earlier-t2709553
Click to expand...
Click to collapse
Seems media_RW requires root & that is why I do not see it.

OTG its working for me again, I own 2 Sandisk usb memories and both are working perfect.

aviwdoowks said:
With Explorer/Root Explorer it is storage/usbdisk. But unrooted as I am, I cannot write a file to the root of the card, a folder is OK.
Click to expand...
Click to collapse
Uninstalled StickMount and tried it again yesterday, and it's working fine now. The other day, I had looked at storage/usbdisk also, but the folder was empty. I'm not sure what I changed to get it working, so unfortunately can't help anyone if they're seeing the same behavior I was.

marksibert said:
Uninstalled StickMount and tried it again yesterday, and it's working fine now. The other day, I had looked at storage/usbdisk also, but the folder was empty. I'm not sure what I changed to get it working, so unfortunately can't help anyone if they're seeing the same behavior I was.
Click to expand...
Click to collapse
The not writing to root of SD is a bug of Root Explorer. Solid Explorer & CM file manager are fine.

Related

[Q] 3.2 with Katana. No USB stick mounting

Upgraded to 3.2, installed Katana, no USB OTG recognition, then installed USB watcher OTG. Now it sees the drive, says it's mounted but nothing shows in Root Explorer? Any ideas?
zn706 said:
Upgraded to 3.2, installed Katana, no USB OTG recognition, then installed USB watcher OTG. Now it sees the drive, says it's mounted but nothing shows in Root Explorer? Any ideas?
Click to expand...
Click to collapse
Where did you choose to mount it? You have to choose. I chose "mount at next available mount point," and I found it at external2.
It didn't give me that option, and it wouldn't use any other point, but after I went and created a few directories within /mnt like USB1, usb2 ect now it works. Thanks for giving me the idea.
Sent from my Xoom using XDA Premium App
Thank you guys
This thread saved me. I upgraded to rooted 3.2 with Tiamat kernel 2.0.0
Its great but I noticed it no longer had usbOTG support. I tried everything I could think of and was a no go. I thought I was gonna have to restore my ROM manager backup of rooted 3.1 but then I came across this thread.
Learned about USB watcher OTG and works like a charm. I love that I can also mount it to my own custom folders and I can now UNMOUNT. Such a needed feature.
Thanks guys !!!

[Q] ES File Explorer permission denied when copying to OTG flash drive

I've been getting this error whenever I try to copy anything onto a flash drive:
"EACCES (Permission denied)"
It used to work just fine before, so I don't know why it isn't working now.
The flash drive is EXFAT formatted. Phone is rooted, running ElementalX with EXFAT support ticked and Stickmount Pro. Reading any file still works.
Any ideas as to what happened?
keepcalmrollon said:
I've been getting this error whenever I try to copy anything onto a flash drive:
"EACCES (Permission denied)"
It used to work just fine before, so I don't know why it isn't working now.
The flash drive is EXFAT formatted. Phone is rooted, running ElementalX with EXFAT support ticked and Stickmount Pro. Reading any file still works.
Any ideas as to what happened?
Click to expand...
Click to collapse
What location are you browsing to to get to the flash drive? Is it the latest elemental?
rootSU said:
What location are you browsing to to get to the flash drive? Is it the latest elemental?
Click to expand...
Click to collapse
sdcard/usbstorage/sda1
Yes, I'm using Elemental 0.40
Does stickmount support exfat?
Sent from my Nexus 5 using Tapatalk
rootSU said:
Does stickmount support exfat?
Sent from my Nexus 5 using Tapatalk
Click to expand...
Click to collapse
I believe so, as long as the kernel does as well. I know I've been able to write to this drive before, just haven't done so in a while.
no idea.
keepcalmrollon said:
I believe so, as long as the kernel does as well. I know I've been able to write to this drive before, just haven't done so in a while.
Click to expand...
Click to collapse
Anyone any ideas? I am having the same problem, exact same scenario using rooted stock on nexus 5. :crying:
My solution to NEXUS 5 can write to OTG USB pendrive
Ok, that's that I did, and it worked ( 4 or moure hours testing various things)
I used a Corsair Voyager GO 64 gb with NTFS filesystem.
My Nexus 5 is rooted.
I installed Chainfire "StickMount". So we can mount out USB pendrive to /sdcard/ubsStorage/sda1 No need to be PRO app.
I installed Paragon "paragon NTFS&HFS". Open it, and will ask to fix SELinux policies to Permisive. So Root Explorer can see now /Data/Media/ClockWorkmod/backup
I installed Jrummy Apps inc. "Root Explorer". I will copy, for example /Data/Media/ClockWorkmod/backup to /sdcard/ubsStorage/sda1 whithout any problems.
Don't forget to unmount USB drive before disconnecting it, go to StickMount and choose unmount
ES FILE EXPLORER WILL SAY "No space" "Error" or similar
Worked for me!
I'm happy with my investigation. I used Root Explorer in the past, and now it's useful again.
Sorry about my english, not perfect.
ENJOY!

[Q] Wiped storage, now USB OTG not being mounted by TWRP v2.8.0.1

Hi,
I'm in deepsh*t right now !! ... I was about to install new ROM for my Moto G XT1033, so I wiped clean everything, and while doing the same way, USB OTG was inserted, went back to mount option to mount the USB OTG, but it doesn't mount it, basically I click on it and it doesn't work, is there any other way or I will have to throw away my phone now ??
Is there a way to manually move ROM data to the root directory or under any directory there using just a cable and adt-bundle ??
Nevermind
TWRP wasn't detecting it due to some FS related issue of the pendrive, i just formatted the pen drive from TWRP, though it wasn't mounting I just wanted to check the wipe option for USB OTG, and it formatted into its recognizable FS, i think it would still be NTFS, but anyway, working now !! ... Almost had a heartattack ...
But anyway, if anyone knows, if similar happens, how to move files directly under root access using some tool or commands, connecting the phone with USB and laptop please give an update
devlamania said:
TWRP wasn't detecting it due to some FS related issue of the pendrive, i just formatted the pen drive from TWRP, though it wasn't mounting I just wanted to check the wipe option for USB OTG, and it formatted into its recognizable FS, i think it would still be NTFS, but anyway, working now !! ... Almost had a heartattack ...
But anyway, if anyone knows, if similar happens, how to move files directly under root access using some tool or commands, connecting the phone with USB and laptop please give an update
Click to expand...
Click to collapse
Use adb sideload
Agree with post above. Just use either ADB to push a file to your phone or use ADB to sideload a ROM to install.
Try this!
devlamania said:
Hi,
I'm in deepsh*t right now !! ... I was about to install new ROM for my Moto G XT1033, so I wiped clean everything, and while doing the same way, USB OTG was inserted, went back to mount option to mount the USB OTG, but it doesn't mount it, basically I click on it and it doesn't work, is there any other way or I will have to throw away my phone now ??
Is there a way to manually move ROM data to the root directory or under any directory there using just a cable and adt-bundle ??
Click to expand...
Click to collapse
Goto Fastboot Mode and Install philz_touch_6.57.9-falcon.img and try using OTG cable. Make sure the pendrive you use is in FAT 32 format.
exactly
CedricAndroidlover said:
Goto Fastboot Mode and Install philz_touch_6.57.9-falcon.img and try using OTG cable. Make sure the pendrive you use is in FAT 32 format.
Click to expand...
Click to collapse
Im not too sure, but i think i have used ntfs before, but as you mentioned fat32 works

USB otg not working on lollipop

As the title stats I cant seem to get it to work or find the appropriate folder in which its located any help would be appreciated
Hit Thanks if I Helped
-_-NAMELESS ROM 1+1-_-
Same problem for me. Installed the full image and it doesn't work. It didn't work when I had just installed it and it still doesn't work after rooting.
How are you using it? Custom kernel? App? Which ones?
Stock 5.0 image with root via chainfire autoroot. Solid Explorer file manager and I can't see the USB OTG
MasterTB said:
Stock 5.0 image with root via chainfire autoroot. Solid Explorer file manager and I can't see the USB OTG
Click to expand...
Click to collapse
Are you supposed to? I thought an app.was needed to mount it. Is ES supposed to do that? Did it on KK
rootSU said:
Are you supposed to? I thought an app.was needed to mount it. Is ES supposed to do that? Did it on KK
Click to expand...
Click to collapse
ES used to (on 4.4.4)
I did notice that my Thermal Seek camera (also USB OTG) works fine with Lollipop, so I guess ES has to be updated.
Yes, I forgot about ES. It does open it. I had been using solid because I like it better but I also forgot that stock Android is NOT AOSP and that was my problem. It does see it now with ES so, problem solved. Also it reads both fat32 and NTFS. too bad it doesn't read exFAT
MasterTB said:
Yes, I forgot about ES. It does open it. I had been using solid because I like it better but I also forgot that stock Android is NOT AOSP and that was my problem. It does see it now with ES so, problem solved. Also it reads both fat32 and NTFS. too bad it doesn't read exFAT
Click to expand...
Click to collapse
That is so strange - I use ES and I am not able to get it to recognize my USB flash drive! Sheeeeeeesh! :crying:
Well we are all seeing strange things with 5.0 For example, root is not working as it should, apps like App Quarantine can't seem to properly disable some system apps or Google Apps, I can't seem to be able to correctly install a recovery and most apps that should allow to do reboot options (like flashify or twrp manager) don't work. My guess is that we'll have to wait a few days until development has matured a bit..
Then, I can use/see/write my USB by otg only with Es explorer without stickmount or I have to use stick mount mandatorily ?
sorry if you give the answer already but did not understand English very well
Always i used stick mount, but it would only need/use ES Explorer
I can only add that on nexus7 (2013) official 5.0 OTG doesn't work either.
I can access external drive through ES or stickmount, but the system itself is 'blind'.
Using custom kernels (e.g elementalX) built for lollipop which in theory should support OTG break stickmount (and still no OTG support, possibly something in OS beyond the kernel) - internal memory is not mounted anymore to /storage/sdcard0. ES still works though.
lolote said:
Then, I can use/see/write my USB by otg only with Es explorer without stickmount or I have to use stick mount mandatorily ?
sorry if you give the answer already but did not understand English very well
Always i used stick mount, but it would only need/use ES Explorer
Click to expand...
Click to collapse
Yes, you can just use ES Explorer to use USB OTG devices. No need for stickmount.
Update your drivers.
Please read here what I did.
http://forum.xda-developers.com/showpost.php?p=56789129&postcount=50
Work fine.
MasterTB said:
Yes, you can just use ES Explorer to use USB OTG devices. No need for stickmount.
Click to expand...
Click to collapse
but in nexus 5 lollipop ?
Because i when connect my usb 8gb Es explorer askme and showme a pop up, and later show a usb1002 but when i want open it is load for ever and frezze the app.
with stickmount nop frezze no load, open fine.
i mean?
Works fine with this app.
https://play.google.com/store/apps/details?id=com.kyuudroid.nexususbotgfilemanager
Yes in 5.0.
I have the google stock image, rooted with CFAR and all I use is ES Explorer to see my USB OTG. You have to be in either NTFS or Fat32 for it to read the drives.
It does show as a USB 1002 like you say and if you click on it it will open a new window with the contents of the drive. That's all I do.
No tweaks or apps to mount the drives.
MasterTB said:
Yes in 5.0.
I have the google stock image, rooted with CFAR and all I use is ES Explorer to see my USB OTG. You have to be in either NTFS or Fat32 for it to read the drives.
It does show as a USB 1002 like you say and if you click on it it will open a new window with the contents of the drive. That's all I do.
No tweaks or apps to mount the drives.
Click to expand...
Click to collapse
Hi all,
I can see on ES Explorer the US1002 tab like you, and if I click on it, I can see the file inside the USB storage, but i can't put other files on the drive, even if I try to create a new file, the app show up a pop up with the message "unsupported operation", instead the copy from the USB drive to the phone is possibile.
This happens since I flashed the Stock Lollipop build.....
Have you tried to copy or create a file on the drive?
Many Thanks! Bye!
Russosniap said:
Hi all,
I can see on ES Explorer the US1002 tab like you, and if I click on it, I can see the file inside the USB storage, but i can't put other files on the drive, even if I try to create a new file, the app show up a pop up with the message "unsupported operation", instead the copy from the USB drive to the phone is possibile.
This happens since I flashed the Stock Lollipop build.....
Have you tried to copy or create a file on the drive?
Many Thanks! Bye!
Click to expand...
Click to collapse
Yes, I get the same message. You can read files, copy them TO your phone but not copy from your phone to the USB OTG. I guess we will have to wait for some developer to patch things or for AOSP roms to catch up...
MasterTB said:
Yes, I get the same message. You can read files, copy them TO your phone but not copy from your phone to the USB OTG. I guess we will have to wait for some developer to patch things or for AOSP roms to catch up...
Click to expand...
Click to collapse
Probably kernel related. Might need to export to usb otg properly. Probably mounted with no permissions. You can check when OTG is plugged in by typing the "mount" command into a terminal emulator
rootSU said:
Probably kernel related. Might need to export to usb otg properly. Probably mounted with no permissions. You can check when OTG is plugged in by typing the "mount" command into a terminal emulator
Click to expand...
Click to collapse
Ehi guys!
I think I found the problem, my usb drive was formatted in NTFS, android can't white on it, but only read!
I formatted in FAT32 and the problem is solved!! I was so stupid
Bye!!

No write access on Marshmallow USB OTG storage

I use FAT32 storage on my USB OTG storage. On lollipop i was able to delete or copy files to the storage but since I've updated to Marshmallow recently, i only have read access.
Any idea how to get around this?
I've tried the stock file manager as well as File Manager app.
I had same problem with mine when I used my mac to format usb, partition map was GUID instead of master boot once i changed that worked ok. Not sure if that's any help to you though.
neopeo said:
I use FAT32 storage on my USB OTG storage. On lollipop i was able to delete or copy files to the storage but since I've updated to Marshmallow recently, i only have read access.
Any idea how to get around this?
I've tried the stock file manager as well as File Manager app.
Click to expand...
Click to collapse
Have you ever turned off USB debugging?
dan7four said:
I had same problem with mine when I used my mac to format usb, partition map was GUID instead of master boot once i changed that worked ok. Not sure if that's any help to you though.
Click to expand...
Click to collapse
I have no idea what GUID or master boot is. But i did format it on Windows using 'guiformat'. Something I found on the web and have used previously many times.
bininga59 said:
Have you ever turned off USB debugging?
Click to expand...
Click to collapse
I just tried that and it didn't make a difference.
Same here, having problems with OTG after updating my S6 to marshmallow, should have read this forum before updating... bummer...
neopeo said:
I use FAT32 storage on my USB OTG storage. On lollipop i was able to delete or copy files to the storage but since I've updated to Marshmallow recently, i only have read access.
Any idea how to get around this?
I've tried the stock file manager as well as File Manager app.
Click to expand...
Click to collapse
I think I found the solution, I noticed that my S6 running marshmallow, when I plug my otg to the phone, I accidentally made the ES File Explorer the default, I can't access the OTG via Samsung's default File Manager. So I went to Applications, go to ES File Explorer, clear defaults... plug my OTG Again, this time don't choose ES File Explorer, if it pops out, cancel it. Then the Samsung's File Manager will now recognize the OTG, and boom, I can now use my OTG properly via Samsung's File Manager... Try it out...
It appears i HADN'T tried the file manager app (i thought i did). That app DOES allow deleting. It's just the stock samsung file explorer that doesn't allow write/delete access.
Problem solved.
Well. It looks like file manager intermittently has write access. Very odd.
It's stopped now. So i guess i did previously try it.
Very frustrating.

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