power
Why Does My Phone Charge Slowly on Some Chargers?
Why do some chargers work faster or slower than others? We’ll take a look at some basic electrical concepts to understand what to look for in a charger.
Should I Turn My Computer Off at Night?
Turning your computer off at night might be appropriate. But is it saving energy? It’s hard to say.
Can I Use a Charger With the Same Voltage but Different Amperage Rating?
It’s much less of an issue now that USB-based chargers are commonplace, but if you’re wondering if that old “almost right” charger will work for your device I’ll walk you through what needs to match, what can vary, and the risks if you get it wrong so you can power up safely without frying your gear.
Can I Use a Higher Wattage Power Supply With My Laptop?
The voltage and polarity of the power supply must match. Amps and watts have some flexibility.
Tip of the Day: Leave Your Laptop Running When Plugged In
Sleep, while more reliable than in the past, can still be a problem if you expect your machine to stay on when plugged in.
If Shutting Down Windows Cleanly Is So Important, What Happens When the Power Just Goes Out?
Power outages are a different problem than just flipping a switch, and your computer could pay the price.
How Do I Shut Down Windows 8?
It’s not at all obvious to new users how to shut down Windows 8. I’ll quickly walk you through the steps to locate the option to shut down or restart Windows 8.
