Drivers · critical

How to fixBSOD-ndis.sys

ndis.sys critical driver error (BSOD)

What this error means

ndis.sys critical driver error (BSOD) (BSOD-ndis.sys) is a critical-severity fault affecting the system driver. Windows has terminated due to a fatal error in the kernel module ndis.sys. Typical causes include outdated or faulty driver, hardware incompatibility and conflict with antivirus. The steps below are ordered to resolve this efficiently.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Update the driver in Safe Mode

Update the driver in Safe Mode.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Return the driver to the previous version (Rollback)

Return the driver to the previous version (Rollback).

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Check the logs in Event Viewer

Check the logs in Event Viewer.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • Outdated or faulty driver
  • Hardware incompatibility
  • Conflict with antivirus