Opens in a new tab

Fixes & Troubleshooting

Step-by-step fixes for Windows errors and features that stopped working, tested on clean installs.

34 guidesLast updated 11 Nov 2026Written and tested by Usman Khurshid

Command Line & PowerShellFixes & TroubleshootingHardware & DriversNetworking & Remote AccessSecurity & PrivacySettings & AppsSystem AdminUpdates & VersionsBy version:Windows 11Windows 10

Start here

The guides people read most
Fix "Steam Needs To Be Online To Update" Error In Windows 1Fixes & Troubleshooting · Updated 11 Nov 2026Fix “Steam Needs To Be Online To Update” Error In WindowsFix Missing Or Disable Realtek Stereo Mix In Windows 11/10 2Fixes & Troubleshooting · Updated 11 Nov 2026Fix Missing Or Disable Realtek Stereo Mix In Windows 11/10How To Fix Vertical Lines On Projector 3Fixes & Troubleshooting · Updated 11 Nov 2026How To Fix Vertical Lines On ProjectorFix Software Problems Using "Program Install and Uninstall" Troubleshooter 4Fixes & Troubleshooting · Updated 11 Nov 2026Fix Software Problems Using “Program Install and Uninstall” Troubleshooter4 Ways To Disable Program Compatibility Assistant And Fix "This App Can't Run On This Device" 5Fixes & Troubleshooting · Updated 11 Nov 20264 Ways To Disable Program Compatibility Assistant And Fix “This App Can’t Run On This Device”How To Fix Windows Optional Features Not Installing 6Fixes & Troubleshooting · Updated 21 May 2024How To Fix Windows Optional Features Not Installing

Popular this week

  1. 1How To Fix Windows Calculator Missing Or Uninstalled12 views this week
  2. 2Fix/Workaround for Windows Asking To Enter A1B2C3 Challenge Phrase9 views this week
  3. 3How To Check And Repair Hard Disk for Bad Sectors & Errors6 views this week
  4. 4How To Fix Logitech G Hub Not Installing6 views this week
  5. 5How To Fix “The Process Cannot Access The File” Error In Windows5 views this week
  6. 6How To Run SFC /SCANNOW To Repair Windows System Files5 views this week

Recently updated

  1. 11 Nov 2026How To Fix “The Process Cannot Access The File” Error In Windows
  2. 11 Nov 2026Fix Software Problems Using “Program Install and Uninstall” Troubleshooter
  3. 11 Nov 2026Fix “Steam Needs To Be Online To Update” Error In Windows
  4. 11 Nov 20264 Ways To Fix Right-click Not Working on Taskbar And Start Menu In Windows 10
  5. 11 Nov 2026Fix SafeSearch Not Turning Off In Windows 11/10

All 34 Fixes & Troubleshooting guides

Newest first
  1. Nvidia Geforce 551.61 WHQL Released With Support For Nightingale And FixesGet support for the latest gaming titles for your Nvidia hardware with this Game Ready driver update.Fixes & Troubleshooting · Updated 11 Nov 2026
  2. How To Check And Repair Hard Disk for Bad Sectors & ErrorsFix the bad sectors on your disk before your data becomes unrecoverable.Fixes & Troubleshooting · Updated 20 May 2024
  3. How To Repair Windows Image Or Install Feature On Demand (FoD) From Alternate Source/PathDownload fresh system files through Windows Update or WSUS by configuring the Windows repair source yourself. Here are all the ways to…Fixes & Troubleshooting · Updated 11 Nov 2026
  4. How To Fix Critical Process Died BSoD Error On Windows 11, 10Critical Process Died is always encountered as a BSoD. Prevent system crashes with these solutions.Fixes & Troubleshooting · Updated 20 May 2024
  5. How To Fix “No Such Interface Supported 0x80004002” Error In Windows (Step-by-Step Guide)Access your files and apps and get rid of the "No such interface supported" error with these methods.Fixes & Troubleshooting · Updated 11 Nov 2026
  6. How To Fix Windows Optional Features Not InstallingDo not reinstall your OS just yet. Here are some troubleshooting tips you can apply to install Windows optional features.Fixes & Troubleshooting · Updated 21 May 2024
  7. How To Fix Caps Lock Stuck On And Won’t Turn OffAre you unable to turn of the Caps lock? Apply these fixes to restore the Caps lock's functionality.Fixes & Troubleshooting · Updated 26 Aug 2024
  8. How To Fix Reversed Caps Lock FunctionalityIs your Caps lock disabled and still writing in all caps? If so, its functionality has been reversed. Here are a few…Fixes & Troubleshooting · Updated 23 May 2023
  9. How To Fix Logitech G Hub Not InstallingIf the G Hub installer is getting stuck the slider is not moving, then you can apply these given solutions to install…Fixes & Troubleshooting · Updated 11 Nov 2026
  10. 4 Ways To Disable Program Compatibility Assistant And Fix “This App Can’t Run On This Device”The Program Compatibility Assistant can block even the supported apps. Here are four methods to safely disable it, and when you should…Fixes & Troubleshooting · Updated 11 Nov 2026
  11. How To Fix “Switch User” Option Missing In Windows 11, 10Quickly change between multiple user accounts using the "Switch User" option, but what to do if the option is missing? Here are…Fixes & Troubleshooting · Updated 2 May 2023
  12. How To Fix Vertical Lines On ProjectorDo not let a display issue ruin your movie night. If you have vertical lines appearing on your projector, here are a…Fixes & Troubleshooting · Updated 11 Nov 2026
  13. How To Fix “The Process Cannot Access The File” Error In WindowsThis error message can be seen when a file is in use by another process, and can also occur under other conditions.…Fixes & Troubleshooting · Updated 11 Nov 2026
  14. How To Fix “ERR_SSL_PROTOCOL_ERROR” On WindowsThe "ERR_SSL_PROTOCOL_ERROR" can be caused by multiple factors, caused by issues either at the server end or the user end. Learn how…Fixes & Troubleshooting · Updated 11 Nov 2026
  15. Fix/Workaround for Windows Asking To Enter A1B2C3 Challenge PhraseThe continuous asking of entering the "A1B2C3" challenge phrase is an error users often encounter, which can be fixed by deleting the…Fixes & Troubleshooting · Updated 11 Nov 2026
  16. How To Fix “DPC Watchdog Violation” BSoD In Windows 11/10The "DPC WATCHDOG VIOLATION" BSoD can occur due to multiple reasons: malfunctioning drivers, non-compatibility of hardware or software, etc. However, it can…Fixes & Troubleshooting · Updated 11 Nov 2026
  17. How To Install & Fix Dolby Atmos In Windows 11Dolby Atmos is a surround sound-enhancing format that can take your audio experience to another level. It can be installed on your…Fixes & Troubleshooting · Updated 11 Nov 2026
  18. Fix Missing Or Disable Realtek Stereo Mix In Windows 11/10Stereo Mix is a virtual audio stream generated by combining all the output audio streams of the system. Stereo Mix is perceived…Fixes & Troubleshooting · Updated 11 Nov 2026
  19. How To Fix “HP Software Framework Is Not Installed In The System” ErrorThe function (Fn) key and the hotkeys on your keyboard are dependent upon the "HP Software Framework" on an HP laptop. If…Fixes & Troubleshooting · Updated 11 Nov 2026
  20. Fix SafeSearch Not Turning Off In Windows 11/10SafeSearch filters out inappropriate search results and keeps the environment safe for you and your children. But lately, when trying to disable…Fixes & Troubleshooting · Updated 11 Nov 2026
  21. Fix “Steam Needs To Be Online To Update” Error In WindowsExperiencing the "Steam needs to be online to update" error? Disable your antivirus or switch on Compatibility mode - other easy fixes…Fixes & Troubleshooting · Updated 11 Nov 2026
  22. How To Run SFC /SCANNOW To Repair Windows System FilesThe system file checker tool is a useful command used to scan and repair corrupt or damaged system files. This command is…Fixes & Troubleshooting · Updated 22 Nov 2022
  23. How To Fix Watchdog.Sys BSoD In Windows 11/10If you read this post, then it is likely that you have recently experienced a Blue Screen of Death (BSoD) on your…Fixes & Troubleshooting · Updated 11 Nov 2026
  24. How To Fix CTRL C Not Working in WindowsRestarting the PC usually works. In case, it doesn't, check your keyboard. If it's working fine too, then update your keyboard driver,…Fixes & Troubleshooting · Updated 11 Nov 2026

Newsletter

Stay in the loop

New and updated guides, and Microsoft support dates that are about to end.

Subscription Form Bottom

No spam. Unsubscribe with one click.

Need this done for your business? I help small and mid-size companies with Microsoft 365, Windows devices and email →

Talk to us now

Talk to us straight and get your questions answered right away

Tell Us About Your Project