How to fix a computer when it won't turn on or start up step by step

A problem that occurs many times and for no reason is that the your computer stops working; And that's something that worries a lot of people, as the first thing that comes to mind is that it no longer has a useful life. However, today we will help you find the solution to your problem, we will teach you how to fix a computer when it does not turn on or start up, with a simple tutorial. We'll see later.



What should I do if my computer won't turn on or start up?

First, before evicting your computer, you should consider some very basic things that could be the root of the problem.


  1.  Make sure this is not due to a lack of energy; many times the original problem is that not enough current reaches our computer, causing it to shut down and fail to boot.
  2.  Check your computer's power cables, see if they are damaged, to proceed to change them and enjoy your PC again.

How to fix a computer when it won't turn on or start up step by step

Now, it is possible that when you try the above steps your computer does not work the same way. What will be the root of the problem? Many times it is the source of power. What is a PC power supply? , is where the computer receives power from the outlet and distributes it to the PC.

To do this, you will have to unscrew said power source and remove it from the PC case, this way you will check if this is the problem. We recommend taking a picture first, of how all the cables have been positioned, so as not to lose the same order. Then keep unplugging the cables around it, proceed to check its smell, since many times a cable is burned inside the power source.




Now, the next thing to do is to check if the power supply fan is working, how? Well, you will simply need a paper clip or a small paper clip; then select the longest cable from the power source, once this is done you will notice that there is a green cable and a black cable, both have a port; insert both ends of the clip or staple directly there.

When plugged into any outlet, the fan should turn on automatically; If not, it is because the power supply is damaged and that is why the PC does not turn on.

What if my power supply is fine and still won't turn on, what can it be? Solution

Another problem when deciding to fix a computer when it won't turn on and this is very common; are the on and off buttons, since with use they end up causing failure immediate damage. For this, it is advisable to know how to repair and install the power button of a PC, as well as check its contacts.

How to fix a computer when it won't turn on or start up step by step

If that doesn't work, keep in mind that all cables are connected correctly it is usually a very recurring problem, because when one of the connectors becomes loose, direct contact with the current is lost, causing it to shut down. Something very simple but which can also cause this problem is that your computer overheats when you use it for many hours; then, let it sit for a few minutes and try turning it back on to ensure its performance.


If you follow these steps it still won't work; so we recommend that you go to an expert to guide you about your computer and find the source of the problem. In this case, it will be useful to know the model and serial number of your Windows PC, to look for a replacement.



Once your computer is repaired, remember that maintenance measures are important. For example, cleaning the PC power supply from time to time. As dust accumulates on the fan blades.


We hope that this information today will help you a lot and thus enjoy your PC for a long time; do not forget to share and leave us in the comments how your experience was and if you have had positive results, we love to read your comments, we wish you the best of success.


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