PC Hardware
SD Card or Memory Card Not Reading
Your SD card or memory card is not showing up in File Explorer. Here are the steps to get it recognised — and how to protect your files while doing so.
Free Tech Support Guides & How-Tos
Practical, tested walkthroughs for everyday tech problems — computers, printers, Wi-Fi, email, browsers, security and phones. Free and kept up to date.
PC Hardware
PC Hardware
External Hard Drive Not Showing Up in Windows
Your external hard drive is connected but does not appear in File Explorer. It may just need a drive letter assigned, or there could be a power or driver issue.
PC Hardware
Laptop Fan Running Loud or Constantly
A laptop fan that runs at full speed all the time is either working hard for a real reason or stuck in a fault state. Here is how to tell the difference.
PC Hardware
Laptop Touchpad Not Working
Your laptop's touchpad has stopped responding. In most cases it has been accidentally disabled or needs a driver update — both are quick fixes.
PC Hardware
Microphone Not Working in Windows
Nobody can hear you in calls or your recordings are silent. Here is how to get your microphone working again in Windows 10 and 11.
PC Hardware
Fix Blurry Display, Wrong Resolution or Scaling in Windows
Your screen looks blurry, fuzzy, or everything is too large or too small. Here is how to set the correct resolution and scaling in Windows 10 and 11.
Windows Help
Windows Activation Error 0xC004F074 (and Similar) — What It Means and How to Fix It
A Windows activation error doesn't always mean your copy is fake or expired. Many activation problems have simple fixes that take just a few minutes.
Wi-Fi & Internet
How to Change Your DNS to 1.1.1.1 or 8.8.8.8
Switching to a faster, more reliable DNS server like Cloudflare's 1.1.1.1 or Google's 8.8.8.8 can reduce page-load delays and fix certain connection errors.
Web Browsers
How to Set Your Default Browser (and Stop Edge Taking Over)
Windows 11 keeps resetting your default browser to Edge. Here's how to make your preferred browser stick — for real this time.