Guides, fixes and tutorials
Every PC Moment article in one place: step-by-step PC repair guides, Windows error fixes, programming guides and practical tech tips.
PC Repairs
An APC Network Management Card lets a limited number of users in at once. Wait out the session timeout, end the old session, or restart only the management interface.
5 min read
PC Repairs
No sound on Windows 11? Check the output device first, then work through the troubleshooter, audio services and driver fixes in order.
7 min read
Programming
How the OpenSSH KexAlgorithms option works, what the +, - and ^ prefixes do, and how to reach an old device without weakening every connection.
6 min read
Tech Tips
Macs don't have Task Manager. Activity Monitor does the same job. Here's how to open it, read each tab and close frozen apps safely.
7 min read
PC Repairs
This sign-in error means the PC's machine password no longer matches Active Directory. Repair the secure channel with one PowerShell command, or reset it and rejoin.
6 min read
PC Repairs
Start the VMware Authorization Service, check admin rights, sort out Hyper-V and clear stale lock files to get your VM powering on again.
6 min read
PC Repairs
A slow PC almost always comes down to startup apps, a busy disk, low memory, a full drive, malware or an old hard drive. Here's how to find which one and fix it.
8 min read
PC Repairs
Laptop Wi-Fi not working? Check airplane mode and the Wi-Fi switch, then reset the network stack, the adapter driver and your router, in that order.
7 min read
Tech Tips
Press Windows key + period to open the emoji panel in Windows 10 and 11. Here's how to search it, find symbols and kaomoji, and use clipboard history.
6 min read
PC Repairs
If the taskbar search box won't open, won't take typing or shows no results, restart the search process first. Then check the service, rebuild the index or reset search.
6 min read
PC Repairs
SmartScreen blocked an app it doesn't recognize. Here's how to check whether the app is safe and run just that one app, without switching protection off.
6 min read
PC Repairs
Error 0x80070005 means Windows Update was denied access to files or settings it needs. Check admin rights first, then reset the update components.
5 min read