Hipro is good
its is better to shutdown your computer because you save energy from the power supply
If it is a computer power supply it is the box that gives the computer its power from the outlet.
The "power supply" supplies power to a computer. A computer's power supply is a "switchmode power supply" responsible for converting the AC voltage from the wall into several DC output voltages.
The power supply makes the computer run, without any type of power supply it would be impossible to run a computer. The mains power supply for a laptop and the power supply unit of a desk top, both convert the high AC voltage from the mains power and convert it to low voltage DC, for the electronics of a computer to use.
When your computer will not power on. When the cooling fan of the power supply has failed. When the amount of hardware in use in your case exceeds the power capability of your power supply.
In order to supply power supply to your computer you would need an outlet plug near your computer. Then you can plug your computer into that and necessarily, use an extension.
computer
If you are running off a battery, you do not need a power supply cord. Once your battery runs out, you will need to plug in with an appropriate cord that fits your brand of computer.
You can buy a power supply for a computer at any computer supply or office supply store. There are many of these stores in malls and they range in size from the Mom & Pop store to the large chain stores. There are also direct access sites to the companies who produced the computer and they could supply the specific power supply you request.
To power all the components of a computer.
SMPS(switch mode power supply)
The PC power supply box's function is to supply the computer with power. Without the PC power supply box, the computer would not be able to turn on and off.