Good news for you, IRQL Not Less or Equal Windows XP error can be solved in many different ways. In this blog, I would like to offer you two useful solutions.
Solution One: Fix IRQL Not Less or Equal Windows XP Issues On Your Own.
Solution One: How to Repair IRQL Not Less or Equal Windows XP Error On Your Own?
To resolve IRQL Not Less or Equal Windows XP problem safely and fast, you can use sfc utility to do a full check for your system.
1. To do this, click Start, type Command Prompt or cmd in the Search box, right-click Command Prompt, and then click Run as administrator. If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
2. At the command prompt, type the following command, and then press ENTER:
See more details: https://support.microsoft.com/en-us/kb/929833
Solution Two: Remove IRQL Not Less or Equal Windows XP Error with SmartPCFixer
1. Download and install SmartPCFixer to fix IRQL Not Less or Equal Windows XP error.
2. Follow the installation instruction and run SmartPCFixer.
3. Use SmartPCFixer to clean your computer registry first. Just as the picture below.
4. Click Start Scan and remove IRQL Not Less or Equal Windows XP error completely.
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