Power supply · high

How to fixPSU-INSUFFICIENT

Insufficient resource power

What this error means

PSU-INSUFFICIENT shows up as a high-severity power supply unit (PSU) fault. The resource does not have time to cover the consumption of all components. Causes resets. This usually traces back to GPU upgrade without PSU replacement and PSU degradation. The steps below are ordered to resolve this efficiently.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 2 complete
01Calculate the consumption on the calculator

Calculate the consumption on the calculator.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Buy a stronger PSU (+20% reserve)

Buy a stronger PSU (+20% reserve).

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • GPU upgrade without PSU replacement
  • PSU degradation
  • Too many components