How to Fix Windows 11 High Memory Usage
See what "memory" means in Task Manager, which Windows processes are normal, and when high RAM use is a leak, a heavy app, or a PC that needs more RAM.
Performance
Slow PCs, high CPU or memory use, and apps that feel delayed.
Start with the closest symptom
These guides are grouped here because the first checks overlap. Open the guide that best matches what you see now, then use its verification section before moving to a broader fix.
How to Fix Windows 11 When It Is Running Slow
Find out why a Windows 11 PC feels slow and follow safe steps to free memory, reduce startup load, and check whether the drive or hardware is the real limit.
Related tools
- PC Troubleshooting Wizard, Answer a few questions about what is going wrong. The wizard points you to the safest matching guide on this site.
- Windows Error Code Lookup, Look up a Windows update code or blue-screen name and see what it usually means, plus safe next steps.
- BSOD Stop Code Lookup, Look up a Windows blue-screen stop code and see likely causes, safe first steps, and when hardware may be involved.