Laptop plugged in, not charging: how to fix it
Your laptop says “plugged in, not charging” or the battery stops at 60% or 80%? Here are the causes — charge limit, charger, driver and battery wear — and how to fix them.
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The TECHNOARTH newsroom: technology tutorials, guides, comparisons and news produced with AI assistance and checked against manufacturers’ official sources.
100% disk usage on Windows 11 (Task Manager): how to fix it
Task Manager shows the disk at 100% and the PC keeps freezing? Here’s how to find the process responsible and fix it: SysMain, search, antivirus, updates and hard drives.
High CPU usage (100%) with nothing open on Windows 11: how to fix it
Your CPU sits at 100% even with no apps open, the fan roars and everything freezes? Here’s how to identify the process and fix each case, step by step.
Laptop overheating and shutting down: what to do
Your laptop gets very hot, the fan never stops and sometimes it shuts down on its own? Here are the causes and what to do: airflow, dust, heavy processes, power mode and servicing.
Screen flickering on Windows 11: how to fix it
Your PC or laptop screen keeps flickering or flashing? Here’s the Task Manager test that reveals the cause and how to fix it: graphics driver, refresh rate, brightness and cable.
How to set up a router as a repeater (TP-Link, Mercusys and others)
Got a spare router? Here are three ways to use it to extend your Wi-Fi — repeater mode, WDS bridging or a wired access point — and which one gives the best results.
Laptop webcam not working (Windows 11, Teams and Meet): how to fix it
Your laptop camera won’t turn on, shows a black image or error 0xA00F4244? Here’s the fix: the privacy shutter and camera key, privacy settings, driver and Teams or Meet permissions.
Laptop keyboard not working (some keys, or letters typing numbers): how to fix it
Laptop keyboard stopped working, some keys don’t respond or letters type numbers? Here’s how to fix it: Num Lock, Filter keys, keyboard layout and driver.
Windows 11 won’t boot (black screen or error 0xc000000e): how to fix it
The PC turns on but Windows won’t load? Black screen, error 0xc000000e or an Automatic Repair loop? Here’s how to get it booting again without losing your files.
Second monitor not detected on Windows 11: how to fix it
Plugged in a second monitor and it shows “no signal”, or Windows doesn’t recognize it? Here’s the fix: cable and input, Detect, Windows + P, the graphics driver and USB-C.
VPN not connecting (Windows and FortiClient): how to fix it
Your company VPN won’t connect at home, on mobile data or at a hotel? Here’s what to check — internet, credentials, blocked networks, outdated client — and the most common FortiClient errors.
Microphone not working on Windows 11 (Teams, Meet, Zoom): how to fix it
Nobody can hear you in meetings? Here’s how to allow the microphone in Windows privacy settings, choose the right device and fix it in Teams, Meet, Zoom and Discord.