Hardware – Hard Drives

SMART errors, bad sectors, data recovery, SSD firmware issues.

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0X00000965

Drive letter 0X00000965 in use error fix

The 0X00000965 error means Windows can’t assign a drive letter because something else is already usi...

Beginner 9 views May 27, 2026
Invalid class name

Invalid class name hard drive error – fix in 3 steps

This error means Windows can't find a driver class for your drive. Start with the 30-second fix, the...

Intermediate 7 views May 27, 2026
0X8031001D

BitLocker Error 0x8031001D: Key Protection Required – Fix It

You get this error when trying to enable BitLocker on a drive that already has key protection but is...

Intermediate 12 views May 27, 2026
0XC000030B

0XC000030B: DVD Region Lock Permanently Set? Fix It Now

DVD drive region lock stuck permanently. This error means the drive's region counter hit zero. Only ...

Advanced 8 views May 27, 2026
0XC00D0017

NS_E_DISK_READ (0XC00D0017) – What Actually Breaks Disk Reads

This error means the OS can't read from a hard drive sector. Usually a failing drive, loose cable, o...

Intermediate 8 views May 27, 2026

Seagate Momentus HDD vanished after firmware update? Here's the fix

Your Seagate Momentus drive went missing after a firmware update? I've seen this a lot. The fix is a...

Intermediate 13 views May 27, 2026
0XC00D0071

NS_E_NO_DEVICE (0XC00D0071): Missing hard drive driver fix

This error means Windows can't find a driver for your hard drive. Usually happens after a drive swap...

Intermediate 10 views May 27, 2026
0XC000036B

STATUS_DRIVER_BLOCKED_CRITICAL (0XC000036B) – Driver Blocked from Loading

This error pops up when Windows blocks a critical driver from loading, often after a bad update or s...

Intermediate 12 views May 27, 2026
Invalid class name

Fix Invalid Class Name Hard Drive Error in Windows

A weird error that pops up when Windows can't read a drive's class ID from the registry. Usually cau...

Intermediate 8 views May 27, 2026
0X0000001A

Fix ERROR_NOT_DOS_DISK (0x0000001A) on Windows 10/11

This error means Windows can't read the disk as a standard DOS/Windows format. Almost always it's a ...

Intermediate 7 views May 27, 2026
0X80030070

STG_E_MEDIUMFULL (0X80030070) – Disk Space Error Fix

This error pops up when Windows thinks your drive is full, even if it isn’t. The fix is usually to f...

Intermediate 16 views May 27, 2026
0XC000021E

STATUS_DRIVER_CANCEL_TIMEOUT (0XC000021E) — Driver Cancel Timeout Fix

This error means a driver took too long to cancel an I/O request, usually from a buggy storage or fi...

Intermediate 11 views May 27, 2026
0X00030202

Retry error 0x00030202 on external drives – fix it now

This error means Windows can't finish a storage op right now but says try again later. Usually a cab...

Beginner 9 views May 27, 2026
0X80030111

STG_E_DOCFILETOOLARGE: Compound file too large fix

This error means a compound file (like .doc or .xls) hit the 2GB size limit. Here's how to shrink or...

Intermediate 24 views May 26, 2026

Fix Google Search Redirect Loop From Bad Hard Drive

Search results redirecting to spam sites? Your hard drive might be dying. Here's how to stop it fast...

Intermediate 7 views May 26, 2026
0X801F001A

Fix 0x801F001A: Volume Already Mounted in Windows

This error means Windows thinks a volume is already mounted but it's not accessible. Simple disk mou...

Intermediate 9 views May 26, 2026
0XC00D00C9

NS_E_REMIRRORED_DISK (0XC00D00C9) – Disk Remirrored Fix

This error means your disk just finished a remirror. Usually it's a warning, not a failure. Here's h...

Beginner 6 views May 26, 2026
0XC000016B

STATUS_DISK_RESET_FAILED (0xC000016B) – Fix in 5 Steps

This error means Windows couldn't reset a disk after a timeout. Usually a dead drive, dead cable, or...

Intermediate 8 views May 26, 2026
0X8011081F

COMADMIN_E_BASEPARTITION_REQUIRED_IN_SET (0X8011081F) Fix

This error shows up when you try to remove a base COM+ partition. Usually happens after a failed app...

Intermediate 8 views May 26, 2026
0X00000070

Disk Full Error (0X00000070) – Real Fixes That Work

You're getting ERROR_DISK_FULL even when your drive says it has space? That's usually a Windows bug ...

Intermediate 8 views May 26, 2026
Invalid class name

Hard Drive Error 'Invalid class name' – Real Fix That Works

This error means Windows can't read the drive's class descriptor. It's usually a driver registry cor...

Intermediate 7 views May 26, 2026
Invalid Class Name

Fix 'Invalid Class Name' Hard Drive Error in Windows

This error pops up when Windows can't read drive metadata—here's the registry fix that actually work...

Intermediate 8 views May 26, 2026
0X0000049B

Fix ERROR_JOURNAL_NOT_ACTIVE (0X0000049B) on Windows

This error means the NTFS USN journal is off or corrupt. The quick fix is running fsutil to recreate...

Intermediate 31 views May 26, 2026
0X00000463

Floppy Wrong Cylinder Error 0x00000463 Fix

This error means the floppy drive sees a mismatch between the sector's ID and the track it thinks it...

Beginner 10 views May 26, 2026