Performing a BIOS update is an important way to fix known bugs and vulnerabilities and improve computer performance.
It can be so frustrating if your files are now inaccessible and you do not have a backup.
Why did your files disappear after BIOS update?
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Is your PC stuttering after BIOS update?
Check out this expert tutorial to learn how to deal with this problem effectively and easily.
How to Fix if BIOS Update Discarded Desktop Files or Other Files
Fix 1.

Press and hold theShiftkey on the keyboard, and click theStartbutton >Power>Restart.
When you enter the WinRE window, selectTroubleshoot>Advanced options>Startup options>Restart.
After restarting the computer, pressF5to start safe mode with networking.
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If yes, it means that the problem is not with the core drivers.
Fix 2. you’re free to give it a try.
For Windows Defender, go toSettings>Update & Security>Windows Security>Virus & threat protection.
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UnderVirus & threat protection parameters, clickManage parameters.
Finally, turn off real-time protection, cloud-delivered protection, and other protections.
Is your audio not working after BIOS update?

Read this post to learn several useful ways to get rid of this problem immediately.
Fix 3.
Keep signed in to the account with the temporary profile.
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Then typecmdin the Windows search box and pressEnterto open aCommand Promptwindow.
Then you will get a result with a SID value displayed.
Right-click theStartbutton and chooseRun.
Typeregeditin the box and clickOK.
Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList
Step 5.
If the SID key does not have a .bak, double-clickProfileImagePathin the right panel.
Then, bang out the correct path likeC:\Users\usernamein the value data box and clickOK.
Then duplicate the steps above to change the value data ofProfileImagePathto the correct path.
Next, you should probably double-punch theStateDWORD and confirm it is set with a value data of0.
If the SID key is without and with .bak, delete the SID key without .bak.
Then, rename the SID key with .bak to remove .bak.
Finally, set up the correct value data forProfileImagePath, and then verify the value data ofState.
Fix 4.
The steps toenter BIOSvary depending on your system manufacturer.
Typically, you should restart the computer, and repeatedly pressF2orDeleteduring the boot process until you enter BIOS.
If something goes wrong during the downgrade process, your box wont boot after rolling back to Windows 10.
Here are some fixes.
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So, if necessary, you’re able to download it and have a try.
Bottom Line
Unable to access data after BIOS update?
Now you should know how to fix it and regain access to your files.
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