Guides from the
Network & Hardware 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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RpcAuthnLevelPrivacyEnabled: what it does and when to change it
What the RpcAuthnLevelPrivacyEnabled Registry value does, what 0 and 1 mean, how to check, set or remove it on a print server, and safer…
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LmCompatibilityLevel: LAN Manager authentication levels explained
What LmCompatibilityLevel 0 to 5 means, the Windows default, how to check and change it in Group Policy or the Registry, and what to…
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How to stop Windows 11 from updating your graphics driver
Stop Windows 11 from replacing your NVIDIA, AMD or Intel graphics driver: exclude drivers from Windows Update with Group Policy or the Registry, or…
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Windows cannot access a shared folder: how to fix it
Windows cannot access \\PC\share? Match the error code (0x80070035, 0x80004005, 0x800704cf, permission or guest access blocked) to the right fix for shared folders and…
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Mouse moves but won’t click: 7 fixes for Windows 11 and 10
Mouse pointer moves but clicks do nothing? Free a stuck click, restart Windows Explorer, check the button settings, reinstall the driver and test for…
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How to map a network drive in Windows 10 (and Windows 11)
Map a network drive in Windows 10 with File Explorer, net use or PowerShell, make it reconnect at sign-in, and fix the most common…
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We couldn’t find any drives: fix it when installing Windows
Windows setup says “We couldn’t find any drives”? Load the Intel RST VMD driver, turn off VMD or RAID mode in BIOS, check the…
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Plugged in, not charging in Windows 10: how to fix it
Laptop battery says “plugged in, not charging” in Windows 10? Check for a charge limit, test the charger, do a full power reset, reinstall…
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Telnet on Windows 11 and 10: how to enable it, use it and test a port
How to enable Telnet Client on Windows 11 and 10 with Windows Features, DISM or PowerShell, connect to a host, test whether a port…
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HP OfficeJet Pro 8600 driver for Windows 11 and 10: download and install
How to get the HP OfficeJet Pro 8600 driver working on Windows 11 and 10: which HP package to choose, how to install the…