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Windows How-To Guides

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Short, tested instructions with the exact commands and menu paths for Windows 10 and Windows 11.

Updated August 9, 2026 · PC Utility Hub Editorial Team

Before you follow any guide

  • Note your Windows version: Settings > System > About.
  • Open Command Prompt or Terminal as Administrator when a guide says so.
  • Have a current backup before repair or partitioning steps.

In this section

CHKDSK /F vs /R

Clear breakdown of check disk /f and check disk /r, with guidance on which to run.

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CHKDSK Repair

Step-by-step chkdsk repair workflow for a corrupted internal or external drive.

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Create Bootable USB (Windows 11)

Step-by-step comparison of Rufus, Media Creation Tool, and manual DiskPart methods.

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Diskpart Clean & Format USB

Commands to safely wipe and reformat a USB flash drive with diskpart.

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Download & Use TeraCopy

Step-by-step setup for TeraCopy including verification and shell integration options.

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Reset Windows 10 Password

Legitimate step-by-step options for resetting a forgotten Windows 10 password.

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Robocopy Basics

A practical guide to the essential robocopy switches and the /MIR deletion warning.

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Run CHKDSK in Windows 11

Two ways to launch chkdsk in Windows 11 and how to interpret the scan.

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Run SFC on Windows 11

Step-by-step sfc /scannow instructions for Windows 11, including log review and DISM fallback.

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SFC on Windows 10

Full sfc /scannow walkthrough for Windows 10 with log review and DISM escalation.

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Test RAM on Windows

Step-by-step RAM testing using mdsched and MemTest86, with guidance on reading results.

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Using Process Explorer

Step-by-step guide to Process Explorer's interface and everyday diagnostic uses.

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Using Process Monitor

A step-by-step Process Monitor workflow covering filters, boot logging, and reading captured events.

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Disk Cleanup on Windows 11

Run Disk Cleanup and pair it with Storage Sense on Windows 11 for a thorough space cleanup.

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Disk Cleanup on Windows 10

Run Windows 10 Disk Cleanup step by step, plus notes for the older Windows 7 version.

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cleanmgr Command Line

Use /sageset, /sagerun, and Task Scheduler to script and automate Disk Cleanup.

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Defragment & Optimize Drives

Use dfrgui or the defrag command to defragment HDDs and TRIM SSDs manually.

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