Here is a true example.
It means that the position of track 0 is bad.
In the following part, we take the SD card for example.

Part 1.
Option 1. in various data loss situations without any difficulty.
Step 1.Download and install MiniTool Power Data Recovery on your rig.

Step 4.Select all needed files and click theSavebutton to choose a directory to store selected files.
better to store them to another drive to prevent data from beingoverwritten.
Tip:MiniTool Power Data Recovery Freesupports 1 GB of free data recovery.

To restore unlimited lost data, you need toupdate to an advanced edition.
Do you know how to recover files after unexpected shutdown?
This post will tell you how to recover files lost or missing after an unexpected computer restart.

Option 2. without affecting the original data because of its excellent performance, easy operations, and high security.
Download MiniTool Photo Recovery and try it out.
Step 1.Connect your SD card to your PC.

After that, launch MiniTool Photo Recovery, then press theStartbutton on the main interface to start data recovery.
Step 3.After scanning, preview found files to select all needed items.
Then click onSaveandBrowseto select a suitable path for data saving.
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Warning:Do not store needed files to the same SD card.
Otherwise, the original data could be overwritten and there is no way to recover them.
Thus, to recover more lost data, you should get itsadvanced edition.

How to fix track 0 Micro SD?
Your PC or phone can’t read your SD card?
Part 2.

Solutions to Invalid Media or Track 0 Bad Disk Unusable
Solution 1.
Check the disk connection.
Format the disk to anotherfile system.

MiniTool Partition Wizard is such a reliable partition management tool that can help toformat your driveeasily.
Download, install, and run MiniTool Partition Wizard.
MiniTool Partition Wizard FreeClick to Download100%Clean & Safe
Step 2.
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Set up the partition label, file system, and cluster size.
After that, clickOK.
Click theApplybutton located in the lower left corner to make pending operations take effect.

The bad sector is one of the main causes of the track 0 bad error.
As a result, the operating system will bypass these bad blocks in the future.
Here are the steps to detect bad sectors.

Step 1.Run Command Prompt as administrator.
In the command line window, typechkdsk drive letter: /f /rand pressEnter.
Remember to replace the drive letter with the actual one.
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For example, it’s possible for you to typechkdsk e: /f /r.
You will be prompted that chkdsk cannot run because the volume is being used by another process.
Here you are required to typeYand pressEnterto continue.
Then the volume will be checked the next time the system restarts.
When it comes to data backup, MiniTool ShadowMaker is recommended.
Rebuilding MBR is also a feasible solution for the track 0 bad error.
you could use MiniTool Partition Wizard torebuild MBR.
Replace the drive with a new one.
In this case, you cant repair the disk.
And, the only solution is to abandon it and use a new one.
Card may be damaged.
Insert another card without damaging the original data.
Bottom Line
Now, its your turn to repair your track 0 bad disk!