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GPU Usage 100% at Idle Windows 11 Fix [2026]

AG
Againly Tech Team
April 23, 2026

GPU Usage 100% at Idle Windows 11 Fix [2026]

Quick Answer: GPU at 100% indicates crypto miner or runaway process. Check Task Manager → Performance → GPU for culprit process.

Fix

Check GPU Process

Task Manager → Performance → GPU → Check which app using GPU

Update GPU Driver

Device Manager → Display adapters → Update driver

Scan for Malware

Run full scan - crypto miners use GPU

Check Background Apps

Close GPU-intensive apps running in background

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CPU Usage High at Idle Windows 11 Fix [2026]Fix high CPU usage when computer is idle. Check for malware, disable startup apps, and identify runaway processes.Service Host High CPU Usage Windows 11 Fix [2026]Fix Service Host processes using high CPU. Identify specific service, disable unnecessary services, and restart Windows.System Process High CPU Usage Windows 11 Fix [2026]Fix System (ntoskrnl.exe) using high CPU. Check for driver issues, disable Superfetch, and run system file checker.
GPU Usage 100% at Idle Windows 11 Fix [2026] | Againly