How to troubleshoot CLOCK_WATCHDOG_TIMEOUT on Windows 10 Computer

The Clock Watchdog Timeout code is an indicator of a BSoD error in Windows 10, which can be caused when the system processor fails to handle system interrupts. This task only stops when the processor fails to respond or when the processor thread is forced into a wait state because one thread is waiting for a response from another thread.

The system processor is forced into this state when the processor cannot process its cores and threads simultaneously. The problem occurs when one thread cannot communicate with another thread, or when there is no response from a thread.

When the processor cannot continue processing tasks on the computer because the resources are full and there is no room for responses. This vegetative state of the processor is called a deadlock.

This problem can also occur in a multiprocessor system or in a processor with multiple threads. There is no specification limit to the consequences of this problem, so things can abruptly break down. This problem manifests itself in different forms and with different characteristics. Listed below are the various errors that the Clock Watchdog Timeout error can cause.

What causes the CLOCK_WATCHDOG_TIMEOUT?

  • Damaged or faulty hardware drivers
  • Malicious software or virus infection
  • Incompatible random access memory (RAM)
  • May require BIOS update
  • Overclocked CPU
  • Problem with system files
  • Software conflict
  • Outdated firmware and defective hardware
  • Bad communication between threads on multi-core CPU

How to eliminate CLOCK_WATCHDOG_TIMEOUT error?


Launch the Windows memory diagnostic program

  1. Press Windows + R on your keyboard to bring up the Run dialog box.
  2. Type mdsched in the Run field and press Enter.
  3. A window will appear. From the two options, choose Restart Now and Check for Problems (recommended).
  4. The computer will then restart. If a memory problem is detected, it will be fixed automatically.

Launch the System File Checker

Perform an SFC scan

  1. Type cmd in the Windows 10 Cortana search bar and press Enter.
  2. Right-click on the most appropriate command line and select Run as administrator.
  3. In the command prompt window, type SFC and press Enter.
    sfc /scannow
  4. After scanning and restoring the system files, you can check if the CLOCK_WATCHDOG_TIMEOUT error on the blue screen has disappeared.

Update BIOS

  1. Press Windows + R on your keyboard to bring up the Run dialog box.
  2. Type msinfo32 in the Run dialog box, then press Enter.
  3. Find BIOS Version/Date in the list to check the BIOS version.
  4. Go to your motherboard manufacturer’s Web site and find the Downloads OR Support page for your specific motherboard model.
  5. There you will find a list of available BIOS versions. Download the latest version of the BIOS to update it.
  6. Once you have downloaded the BIOS file, unzip and extract the BIOS upgrade file to your computer.
  7. Review the readme file in the folder. In this file you will find instructions on how to upgrade to the new version of the BIOS.
  8. Then copy the BIOS update file to an empty USB drive on your computer.
  9. Reboot your computer to access the BIOS screen by pressing a specific key during startup.
  10. Run the BIOS/UEFI firmware update or the BIOS flash tool.
  11. Select the BIOS file on the USB flash drive to start the BIOS update process.

Reset recently updated device drivers

  1. Right-click the Windows Start menu and choose Device Manager from the menu.
  2. In Device Manager, right-click on the device for which you want to reset the driver, and choose Properties from the menu.
  3. In the window that appears, switch to the Driver tab.
  4. Click the Roll Back Driver button.
  5. Click Yes to confirm that you want to restore the previously installed driver software.
  6. After restoring the previously installed driver software, you may need to restart your computer for the changes to take effect.
  7. Just do as you are told.

Frequently Asked Questions

Clock Watchdog Timeout is usually, in short, improper management of your CPU threads and cores, usually a thread or core is waiting for an action to complete or waiting to process an action, and when that "signal" is not received, it stops, resulting in an error check.

A CLOCK_WATCHDOG_TIMEOUT error means that your processor has a problem with cores and threads working together. ... While this is a CPU problem, it can have two causes: a driver error, which is very likely if you're using Windows 8, or the operating system itself is not working well with the processor.

  1. Update the driver.
  2. Update your BIOS.
  3. Disable C1-E in the BIOS.
  4. Reset the BIOS settings.
  5. Remove the overclocking function.
  6. Update the firmware of the SSD.
  7. Increase the RAM capacity.
  8. Update Windows.

  1. Install an available Windows update.
  2. Update the device drivers.
  3. Uninstall all third-party antivirus programs.
  4. Reset BIOS settings to defaults.
  5. Run SFC.