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Windows Update error 0x80070020 on Windows 10 and Windows 11, with repair tools, retry arrows, and a successful fix indicator.

How to Fix Windows Update Error 0x80070020 on Windows 10 and 11

Windows Update error 0x80070020 is a file sharing violation that blocks updates from installing on Windows 10 and 11. Here's how to fix it, step by step.

Jul 11, 202613 min readEmanuel De Almeida

Windows 10 Extended Security Updates enrollment, with a secured laptop, update progress, eligibility checks, purchase.

TutorialWindows 10

How to Activate Windows 10 ESU (Extended Security Updates): Complete Enrollment Guide

Windows 10 hit end of support on October 14, 2025. This guide walks through every ESU activation path: consumer enrollment, commercial MAK activation with slmgr, and Intune deployment, so your devices keep getting security updates.

May 12, 202613 min readEmanuel De Almeida