Skip to main content
Sign Out

Welcome to Dell

My Account
  • Place orders quickly and easily
  • View orders and track your shipping status
  • Create and access a list of your products
Sign In Create an Account Premier Sign In Partner Program Sign In
Contact Us

Your Dell.com Baskets

Windows 10 Upgrade Fails with Error Code 0x80240020

Summary: This article describes a Windows 10 upgrade failure presenting error code 0x80240020.

This article applies to   This article does not apply to 
Check out resources for

Symptoms

Dell computer users may report that their computers encountered an upgrade failure with an error of: 0x80240020.

Cause

Working with Dell technical support, it was determined that an unspecified issue with Windows was the cause.

Resolution

Running the Windows update troubleshooter in Windows 7 or 8.1 resolves the issue, and allows the Windows 10 upgrade to proceed successfully.

Opening the Windows update troubleshooter from Control Panel, All Control Panel Items, Troubleshooting, All Categories

Affected Products

Operating Systems