Why does my Bluetooth audio sound terrible on calls?
The moment the microphone is used, Bluetooth switches to a completely different mode with a fraction of the quality. Why that happens, and the three ways round it.
beginner10 min3 min read
Technology
Phones, laptops, home networks and accounts — with a bias towards fixing what you have rather than replacing it, and towards security advice that is actually worth the effort.
590 guides
Why does my Mac keep asking for my keychain password?
A password box that keeps returning, usually after a password change or a migration. What the keychain is, why it falls out of step with your login, and how to bring the two back together without wiping it.
intermediate25 min6 min readWhy has my taskbar, Start menu or File Explorer stopped responding?
The computer is running fine and its face has stopped working. Why the taskbar, the Start menu and File Explorer all fail together, the thirty-second fix that restarts them, and what to do when it keeps happening.
intermediate20 min6 min readWhy is the sound out of sync with the picture on my TV?
Why lip sync drifts once a soundbar or wireless speaker is added, how to work out which box is causing the delay, and the settings that correct it.
beginner20 min4 min readWhy will my laptop not wake up from sleep?
Separating a machine that is genuinely asleep from one that has crashed or run flat, the safe way to force a restart, and the settings and drivers that cause it to keep happening.
beginner25 min5 min readWindows Home or Windows Pro — which do I actually need?
Almost every home user needs Home. The four Pro features that occasionally justify the upgrade, the one that people genuinely miss, and why the upgrade is sold far more often than it is needed.
beginner20 min5 min readDo I really need to safely eject a USB drive?
Yes, and the reason is caching, not superstition. What the eject actually does, why the copy bar finishing is not the same thing, and the real risk if you do not.
beginner10 min3 min readHow do I see file extensions, and why does it matter?
A three-letter setting that tells you what a file actually is. Turning it on takes a moment and prevents a whole class of mistakes, including a common attachment trick.
beginner10 min3 min readHow do I set up a computer so two people can use it separately?
Giving each person their own account, files and browser on a shared machine — what separate accounts actually separate, and what they do not.
beginner40 min4 min readWhy does my file say it is corrupted, and can I repair it?
Either the file is genuinely damaged, or the program cannot read it for another reason. How to tell which, what can honestly be repaired, and where the real copy usually is.
intermediate40 min4 min readWhy does my phone stay connected to the far mesh node?
Mesh systems do not decide which node your phone uses — your phone does, and most phones hold on far too long. What actually causes it, the instant fix, and the two changes that stop it recurring.
intermediate20 min3 min readCan I unsend an email I have just sent?
The undo window most services offer, why recall works only inside an organisation, and how to make the next mistake impossible.
beginner10 min3 min readHow do I check a charity or fundraiser is genuine?
The registers that settle it in two minutes, what a collector must be able to show you, and the giving methods that leave a trail.
beginner10 min3 min readHow do I get photos off a camera or memory card?
Copying from a card safely, why formatting in the camera matters, and what to do when a card will not read or appears empty.
beginner30 min3 min readHow do I hand over smart devices when moving house?
Making an inventory before you pack, the reset-then-remove order, and what has to stay with the house.
beginner1 hr 30 min5 min readHow do I reset Windows or macOS without losing my files?
Windows can reset and keep personal files; macOS erases and reinstalls, restoring your files from a backup. Both need the same preparation, and both remove your programs.
intermediate2 hr4 min readHow do I set up a TV so it is simple for someone else to use?
Reducing a modern television to the few things someone actually wants to do, so it stays usable when nobody is there to help — and survives the next software update.
beginner45 min4 min readHow do I use AI to plan or organise something?
Where a planning assistant genuinely helps, the constraints to give it, and the parts you must check yourself.
beginner25 min3 min readHow do I use keyboard shortcuts that actually save time?
The dozen worth knowing, how to learn them without a list on the wall, and the ones that work almost everywhere.
beginner25 min3 min readShould I buy a tablet or an e-reader?
One display technology decides most of this. Why an e-reader lasts weeks on a charge and works in direct sunlight, what it is genuinely bad at, and the library service that changes the maths for a lot of people.
beginner20 min6 min readShould I let my browser save my card details?
Convenience against exposure, decided by who else can reach your device and whether the browser is signed in and syncing. What is actually stored, what is not, and the two arrangements that are better than both options.
beginner20 min5 min readShould I sign in to Windows with a Microsoft account or a local account?
Windows pushes hard for one and quietly hides the other. What each actually changes about recovery, encryption and privacy, and the one thing you must check whichever you pick.
beginner20 min8 min readWhat is port forwarding, and do I need it?
The router setting people are told to change for cameras, servers and consoles. What it actually does, the fixed address you need first, why it may not work on your connection at all, and the safer alternatives.
advanced35 min6 min readWhat is the difference between deleting and archiving?
What each actually does to your data, why archiving rarely saves space, and which to use when.
beginner15 min3 min read
Going deeper: DecisionHQ
Product and option comparisons with explicit criteria, rather than a single recommendation.
DecisionHQ is in development — GuideHQ covers the practical answers in the meantime.