Power down your PC and unplug it from the wall for safety.

: Turn off your PC, unplug the power cable, and remove the side panel of your case.

Have questions about your specific PSU sticker readings? Drop a comment below with the model number, and I’ll help you decode it.

It is typically a rectangular metal box at the top or bottom rear of the case where the power cord plugs in.

If you cannot open your case, your best digital option is to check your purchase records.

Here is the solid text regarding how to identify your Power Supply Unit (PSU) in Windows 11.

Note: If the sticker is facing the inside of the case and is not visible, you may need to unscrew the PSU (typically four screws on the back of the case) and slide it out slightly to read the label, though this requires some technical comfort.

While software cannot identify the model of the PSU, it can tell you how much power your system is currently consuming. This is useful if you want to know if your PSU is sufficient for your hardware, even if you don't know the brand.