Last updated on 18/10/2020
Video - How to fix usb i/o device error
How to fix/format IO device error pen/USB drive when PC says that the request could not be performed because of an I/O device error on flash stick and prevents you from accessing the pen stick drive?
Here are three free methods that you may use freeware to fix the i/o device error on Windows 10/7 or any Windows computer.
This method is to remove readonly attribute from your flash drive and you can follow it with the following steps.
Format usb i/o device error
Step1: connect your usb pen drive to the computer, right click “my computer”, click “manage “optionChange drive letter step 1
Step 2: you can see an unknown device in the drive list, right click it and choose to update drive software.
Change drive letter step2
Change drive letter step3
Change drive letter step4
If this one does not work for you, try solution 2.
This is a Windows built in usb repair tool that you may start using it directly by the following ways to get it repaired under its Properties.
'This PC' -> Right click your pen drive -> Properties -> Tools -> Check, and the error checking function would start a window to let your repair your drive for free.
Cmd chkdsk to repair io device error on usb
You want to look for a safe way to open your pen stick that says the request could not be performed because of an IO device error without touching any file?
Answer: Use iCare Data Recovery Pro to open access the IO error pen stick and get back every single file you need.
Download iCare Data Recovery Pro Free Edition to recover io device error in pendrive when it is not openable or usb flash cannot be accessed due to an io device error, start free recovery with iCare
iCare Recovery Pro Free Edition is a pen drive recovery tool, which has the ability to deep scan any USB memory stick when it is unable to be formatted/opened due to IO device error. Therefore, you can use it to get back what you need before performing any other operation to repair the problem.
To fix/format a USB flash drive that shows input/out error, you can do following things:
1. Open Disk Management on PC and assign a different drive letter to the USB drive
2. Run CMD and type chkdsk h:/f (replace h: with the drive letter of the USB) to check and repair error in the USB flash drive
3. Run diskpart to format USB
4. Use a flash drive mass production tool to fix the pen drive
5. Or you may use 8 free usb drive repair tools to fix the damaged usb