Microsoft Windows Error Code 0x00000164: How to Fix It

Medium 1-3 hours High Severity Verified June 2026
Error Code
0x00000164
Brand
Microsoft Windows
Product Type
operating_system
Severity
High
DIY Difficulty
Medium
Estimated Fix Time
1-3 hours
Windows error code 0x00000164 (WIN32K_CALLOUT_WATCHDOG_LIVELOCK) is a blue screen of death (BSOD) error that occurs when the Windows kernel detects a livelock in the Win32k subsystem. This typically happens due to faulty graphics drivers, corrupted system files, or hardware conflicts that prevent Windows from responding properly.
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Tools You'll Need

How to Fix Error Code 0x00000164

  1. Boot into Safe Mode

    Save any important work before restarting as you may lose unsaved data.
  2. Update Graphics Drivers

  3. Run System File Checker

  4. Check for Windows Updates

  5. Run Memory Diagnostic

    This test requires a restart and may take 20-30 minutes to complete.
  6. Uninstall Recent Software

  7. Perform System Restore

    System Restore will uninstall recently installed programs and drivers.
  8. Reset Windows (Keep Files)

    This will remove installed applications but keep personal files. Back up important data first.

Parts You May Need

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When to Call a Professional

Contact a computer technician if the error persists after trying all troubleshooting steps, if you're uncomfortable working in Safe Mode, or if hardware diagnostic tools indicate failing RAM or other critical components. Professional help is also recommended for business computers with important data at risk.

Frequently Asked Questions

What causes Windows error code 0x00000164?
Error 0x00000164 is typically caused by faulty or outdated graphics drivers, corrupted system files, hardware conflicts, or failing RAM. It can also occur after installing incompatible software or drivers that interfere with the Windows kernel.
Can I fix error 0x00000164 without losing my files?
Yes, most troubleshooting steps like updating drivers, running system file checker, and system restore will not affect your personal files. Even the Windows reset option has a 'Keep my files' setting that preserves your data while fixing system issues.
How do I prevent error 0x00000164 from happening again?
Keep your graphics drivers and Windows updates current, avoid installing untrusted software, run regular system maintenance like disk cleanup and antivirus scans, and ensure your computer has adequate cooling to prevent hardware stress.
Is error 0x00000164 a sign of hardware failure?
While often software-related, this error can indicate failing RAM, overheating graphics cards, or other hardware issues. Run Windows Memory Diagnostic and monitor system temperatures to rule out hardware problems.
Can I boot Windows if I keep getting error 0x00000164?
You should be able to boot into Safe Mode even if normal Windows startup fails. Safe Mode loads with minimal drivers, allowing you to troubleshoot and fix the underlying cause of the blue screen error.