It is possible that a power supply problem could be causing your computer to shut off randomly, though there are other potential causes as well. To find out for sure, you’ll need to do some troubleshooting.
First, take a look at the specs of your power supply. Make sure it is rated for enough wattage to power your computer as recommended by the manufacturer. If it is not, then you may need to upgrade to a more powerful power supply. If the power supply you have is rated correctly, then it’s worth checking that the connections between the power supply and components are all secure.
Next, you should check the temperature of your power supply. A power supply that is too hot can cause instability and leads to random shutdowns. To do this, you’ll need to use a program like SpeedFan to monitor the temperature of your power supply. If the temperature is higher than recommended, then you may need to install additional cooling fans in your case or upgrade to a more powerful power supply with better cooling capabilities.
If the temperature of your power supply is within the recommended range, then you may be experiencing an issue with power surges. Power surges can overload your power supply, leading to random shutdowns. To protect against this, you should purchase a surge protector to connect your power supply to. This will help to keep sudden power spikes from reaching your power supply and damaging it.
Finally, you should check that the power cable connected to your power supply is firmly in place. The connection may be loose or worn, preventing your power supply from providing enough power to the components in your computer. If this is the case, then you will need to replace the cable.
In summary, it is possible that your power supply is to blame for your computer shutting off randomly, but there could be other causes as well. To troubleshoot, check that your power supply is rated correctly and that the connections are secure. Monitor the temperature of your power supply and make sure it is within the recommended range. Additionally, invest in a surge protector and check that the power cable connected to your power supply is firmly in place. With the right steps, you should be able to identify the cause and take corrective action.