Because the operating system cannot "see" the power supply's maximum capacity, you must look at the hardware's physical label.
Method 3: Estimate Wattage Using Windows 10 Component Monitoring
How To Check Power Supply Wattage Windows 10 Jun 2026
Because the operating system cannot "see" the power supply's maximum capacity, you must look at the hardware's physical label.
Method 3: Estimate Wattage Using Windows 10 Component Monitoring how to check power supply wattage windows 10