Guides from the
Windows Help Desk
Every guide follows our editorial policy: the exact problem first, the safest fix first, and clear notes on which versions it applies to.
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User Device Registration event 304: what it means and how to fix it
User Device Registration event ID 304 (automatic registration failed at join phase): what it means, when to ignore it, how to read the error…
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ShellExperienceHost.exe: what it is and how to fix high CPU, memory or crashes
What ShellExperienceHost.exe (Windows Shell Experience Host) is, how to check it isn’t a virus, and how to fix high CPU, high memory or crashes…
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How to uninstall the Babylon search engine from Windows, Chrome, Edge and Firefox
How to uninstall the Babylon search engine: remove Babylon programs from Windows, clean Chrome, Edge and Firefox, fix hijacked shortcuts and stop it coming…
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File Replication Service (FRS): what it is and how to migrate SYSVOL to DFSR
What the File Replication Service (FRS) is, how to check if your domain still uses it, and how to migrate SYSVOL to DFS Replication…
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reagentc /enable not working: how to fix WinRE in Windows 11 and 10
reagentc /enable not working? Fix the Windows RE image was not found error, reset ReAgent.xml, repair BCD errors and resize a recovery partition that’s…
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SQL database Recovery Pending: causes and how to fix it
SQL Server database stuck in Recovery Pending? Find the cause in the error log, fix missing files, disk space or permissions, bring it online,…
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Desktop Window Manager high memory: why it happens and 5 fixes
Desktop Window Manager (dwm.exe) using too much memory? Learn what’s normal, why graphics drivers cause leaks, and five safe fixes for Windows 11 and…
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How to delete Google saved passwords (Chrome, Android, iPhone)
Delete one or all Google saved passwords in Chrome, at passwords.google.com and on Android or iPhone, stop Chrome saving them, and fix passwords that…
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How to change the Windows language in Windows 11 and 10
Change the display language in Windows 11 or 10, apply it to the sign-in screen and new users, set region and keyboard, use PowerShell,…
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install.esd: what it is and how to use, convert or delete it
What the install.esd file on Windows 11 and 10 installation media is, how it differs from install.wim, and how to list its editions, convert…