no,on Portable laptop power supplies typically have larger battery capacity than laptop battery , so the battery more durable
Turn down the brightness, plug the laptop into a power source. There should be a "power saver" setting in the control panel.
The best power supply I've used is the Hurricane digital power supply, it has many features my favorite being that it remembers your last settings.
GE is known for its reliable and long lasting power supplies.
No, if you have your power plugged into your laptop all the time. Your battery will decrease its performance until your battery will last only a couple of minutes until flat.
The power supply that you replaced the old one with might have a louder, faster fan inside. Also, your last power supply could have broke down due to it's fan being shot and it wasn't operating at all.
I've had the same problem. This is the second time it's happened to me. Last time? It was the central power supply (or a power supply of some sort, but I think it was "central power supply"). It's probably the same thing now.
one effective solution is to put the soda machine in series with a 40 or 60 watt light bulb and the power supply. If a short is present the bulb will be bright. Disconnect one wire at a time until the light goes dim the last wire disconnected has the short not scientific but effective
I did not locate a solar panel laptop itself, but there are solar panel laptop charger for the laptop battery. these will last many years and substitute for buying a laptop battery every year.
Personally, I wouldn't use less than a 300 Watt power supply in that situation. But then, I never use less than a 500 Watt power supply when replacing a power supply or building a computer. The advantage is, the larger power supply can easily handle the load and will not run as hot. Since electronic components typically fail more rapidly when they get hot, the larger power supply will usually last much longer. But that's just a suggestion.
Build and use wind power plants
Zero time after the supply is diconnected.