That is to say, the drive is inaccessible.
How to resolve 0x80071AC3?
After reading thisMiniToolarticle, you will find 5 effective solutions.

How to Fix Error 0x80071AC3?
Do you Know the Answer?
yo run chkdsk and retry.

In other words, the drive is inaccessible.
In this post, we summarize some available solutions which can be used to resolve 0x80071AC3.
it’s possible for you to try them one by one to help you out.
![]()
Therefore, you could first runCHKDSKto have a try.
Additionally, the Windows Error Checking tool is the GUI (graphical) version of CHKDSK.
If you think using CHKDSK is complex, you could directly use the Error Checking tool to resolve 0x80071AC3.

Option 1: Run CHKDSK
How to resolve 0x80071AC3 via CHKDSK?
it’s possible for you to adhere to these instructions:
1.
Press theWin+Xkeys at the same time to open theWinX menu.

Choose theCommand Prompt (Admin)option to launch the Command Prompt interface.
Typechkdsk g: /f /rinto the interface and pressEnter.
Now, read this post to solve this issue without data loss.

How to fix error 0x80071AC3 with this tool?
If you still see this error, try the next solution.
So, you could go to see whether ReadyBoost is disabled.

If not, disable it to have a try.
To do this job, you gotta:
1.
Repeat the first two steps mentioned in option 2 of solution 1 to enterPropertiesof Drive G:.

CheckDo not use the machine.
ClickApplyand then pressOKto keep the change.
If error 0x80071AC3 persists, perhaps you oughta reinstall the driver for the drive.

kindly do these things:
1.
PressWin+Xto open theWinX
2.
Double-click onDisk drivesto expand it.

Find the drive that is influenced by error 0x80071AC3, right-choose it and then chooseUninstall.
ClickOKon the confirm interface.
Unplug the drive from your system and then reboot your machine.

Repeat step 1 and 2 to enter equipment Manager.
Connect the USB flash drive to your setup.
Go toAction>Scan for hardware changes.
Wait until the reinstallation of the drive ends.
After that, check whether the error code 0x80071AC3 disappears.
If this solution still doesnt work, you’re able to try another way: modify the registry.
Go to see the next solution.
Thus, you gotta modify the corresponding registry then.
PressWin+Rkeys at the same time to openRun.
Typeregeditinto the run dialog and pressOK.
If you see theUser Account Controlinterface, pressYesto continue.
HKEY_LOCAL_MACHINE> SYSTEM > CurrentControlSet > Control
4.
In the right pane, double-clickWriteProtectto open it.
Check whether the value data is 1.
If it is, replace it with 0 and pressOKto save the change.
If this issue still exists, perhaps, its time to format the drive to its normal state.
If there are some important files on it, youd better rescue them first and then format it.
How to restore data from an inaccessible external drive?
Indeed, you oughta rely on a piece of third-partydata recovery software MiniTool Power Data Recovery.
This software is specially designed to retrieve your lost and deleted data from various types of storage devices.
However, it can also scan the existing files on the selected drive.
Press the following button to get it.
Then, its time to find your needed files.
However, you’re free to update it to a full edition to do the job.
Then, you’re able to feel free to format the drive to normal.
We will not repeat them here.
But these files may get lost or corrupted suddenly.
To keep them safe, youd better back up your data regularly.
Thisprofessional backup software, MiniTool ShadowMaker, can be a good option.
Likewise, you could first use the Trial Edition to experience this software free for 30 days.
When you are bothered by this problem, just try these solutions to help you out.
you’re free to also share your ideas and suggestions here.