Have !!link!!: How To Check What Power Supply You

Remove the side panel of your PC case (usually held by two thumb screws). Locate the large metal box where the power cord plugs in. Look for a large sticker on the side of the unit.

If you bought a pre-built computer and haven't changed any parts, you likely don't need to open the case. how to check what power supply you have

Search your email inbox for terms like "invoice," "receipt," or "order confirmation" from retailers like Amazon, Newegg, or Micro Center. Remove the side panel of your PC case