To improve performance on Windows 11, you can safely end processes like unused apps, bloatware (e.g., Copilot, Phone Link), high-resource processes, and peripheral-related programs via Task Manager.
To fix high memory usage by Antimalware Service Executable on Windows 11, try turning off real-time protection, uninstalling pirated apps, scanning for malware, rescheduling Windows Defender scans, or ...
Windows 11 users who installed the September 2025 update might think that it doesn’t really change much. After all, update KB5065426 is just a small patch that Microsoft is rolling out to everyone.