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Android File Transfer – Can’t access device storage Error on Mac

By Tuan Do

I was using a Nexus 7 and after I upgraded it to the latest Android 6.0, suddenly I couldn’t connect my tablet to my Mac to transfer files.

The following error appeared each time I plug in the USB cable:

Can’t access device storage

If your device’s screen is locked, disconnect the USB cable, unlock your screen, and then reconnect the USB cable.

Of course, I tried the suggested solution but it didn’t help. Trying another USB cable and plug to another computer didn’t work either, so I think this might be the issue of the mini-USB port. Fortunately, it wasn’t. Here is how I fixed the issue.

  • Connect the Android device to my Mac
  • Pull down the notification bar, you will see a message saying “USB for charging“, tap on the line to reveal more options

android-file-transfer-fail-1

  • Choose MTP
  • Open Android File Transfer to start transferring your data now.

android-file-transfer-fail-2

If you followed the steps and your device still fails to connect to your computer, you might need to contact the manufacturer for warranty or repair service.

Reader Interactions

Comments

  1. Steve says

    Jan 11, 2016 at 11:27 pm

    Thank you! I had the same exact problem and your post provided me with the working solution.

  2. Michael Needleman says

    May 17, 2016 at 7:53 am

    Me too! Brilliant – worked a treat with my Motorola Moto E

  3. MONKUS says

    May 25, 2016 at 7:45 pm

    I HAVE THE SAME ISSUE AFTER UPGRADED MY NEXUS 7 TO ANDROID VERSION 6.0.1.
    YOUR SUGGESTION WORKED FOR ME.
    THANKS

  4. ana says

    Aug 5, 2016 at 3:30 am

    simple and true

  5. hipstar says

    Aug 18, 2016 at 11:37 am

    thanks! Looked all over for this answer. Time saver. you’re the boss

  6. David says

    Nov 2, 2016 at 6:50 am

    I have a Galaxy S6 and found this didn’t work. What I had to do was follow the same instructions as above but go from “Transferring media files” to Transferring images” then back to “Transferring media files” again. This opened the Android File Transfer window.

    • James says

      Mar 16, 2017 at 6:01 pm

      This didn’t work on my Galaxy S6…..

    • Manelli says

      Mar 25, 2017 at 5:40 am

      Thank you, unchecking and checking again helped me.

  7. Sean says

    Mar 23, 2017 at 12:35 pm

    None of this worked for me. I have a Galaxy S7 and can’t find any solution!

    • Maurice says

      Apr 29, 2017 at 11:32 am

      Sean says
      Mar 23, 2017 at 12:35 pm

      None of this worked for me. I have a Galaxy S7 and can’t find any solution!

      Reply

      Exactly the same for me. I have a Samsung S7 edge running android version 7.0 and none of these options online worked, nor does changing the “debugging” check in developer options or any amount of reinstallations. Very frustrating especially as it worked ca. 6 months ago therefore it most likely must be a update related problem.

      any suggestions from any web geniuses??

      • Kelley says

        Jul 27, 2018 at 1:52 am

        Same, has anyone found any solutions???

  8. Craig Brown says

    May 29, 2017 at 7:05 pm

    I have S7 and this has just started happening after owning phone 6 months.
    Have tried every fix online, nothing works.

  9. Ed says

    Jun 18, 2017 at 6:23 am

    I have a Xiaomi S5 and after initially unable to connect with the Android File Transfer, followed your instructions and everything worked fine. Thanks a lot.

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