Fixed Hidden.img error when installing firmware using odin on Samsung devices

Install stock or official firmware on Samsung devices is extremely easy and the steps are as well as other devices Android. You just need a widget called Odin developed by Samsung and you just need to download the firmware file and install it on any Samsung Galaxy devices.

No matter how simple it is, it has a few problems. During most of the Odin installation steps, we often receive the message “Pass!” is successful, but sometimes it doesn’t go as expected.

If you tried to install a firmware file on your Samsung device and the software installation failed because of the error hidden.img, you can use this guide and fix those problems.

When you receive this error when installing stock firmware for samsung device you will see following message in Odin log:

Enter CS for MD5..
Check MD5.. Do not unplug the cable..
Please wait..
G920FXXU1AODE_G920FOXE1AODE_G920FXXU1AODE_HOME.tar .md5 is valid.
Checking MD5 finished Sucessfully..
Leave CS..
Odin engine v(ID:3.1005)..
File analysis..
Get PIT for mapping..
Firmware update start..
NAND Write Start!!

Complete(Write) operation failed.
All threads completed. (succeed 0 / failed 1)

How to handle this error that is hidden.img in odin is very easy and below is how to handle it.


  • You must have stock firmware for your samsung device and it has been extracted in .tar.md5 format.
  • Install a zip program like 7-zip or winrar on your computer.

Fix firmware installation error at hidden.img on odin

  1. Open the folder where you saved the firmware file. Then click on the “view” option in the Windows Explorer menu and enable the “file name extensions.
  2. You should now be able to view and edit file extensions. Right-click the firmware file and select Rename. Now remove the name md5 at the end of the file so it becomes .tar as shown below.
  3. Right click on the firmware file, highlight 7-Zip and select Extract choose “firmware file name“.
  4. The file is large so it will take some time to decompress.
  5. After extracting the firmware, open the extracted folder and make sure that the system.img file is 0KB large. If it has zero capacity after decompression, use another decompression program.
  6. Next is to find the file hidden.img in the folder and delete it.
  7. Now select all the files in the folder by pressing Ctrl + A . key .
  8. Right click on the file and select 7-Zip -> Add to archive…
  9. A new window will pop up. Click the drop-down menu in front Archive format and choose tar and press OK.
  10. 7-Zip will start compressing the files. Wait until the compression ends.
  11. When the compression is done, you will get a new file with the firmware name and format .tar. Right click on this file and add md5 so you have the format .tar.md5.
  12. Press Yes when prompted to ask if you want to save the changes made in the firmware filename.
  13. You now have your software ready to install.

That’s it, you have fixed the hidden.img error when installing the firmware using Odin.

Instructions to install Stock Firmware for Samsung Galaxy devices using Odin


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