New Delhi, Nov. 4 -- Microsoft says it has made Windows 11 noticeably quicker on PCs with 8GB of RAM, claiming up to 20% better responsiveness and up to 40% faster multitasking in its own lab tests.

The figures come from a Windows Experience blog post published Tuesday by Windows chief Pavan Davuluri. The multitasking result compares a test workflow against January 2026 builds, and Digital Trends reports the changes are available in Windows 11 version 26H2, build 26300.9818 or later.

What changed

Microsoft's central change is better memory compression. Windows can now keep up to 2GB more active data in memory instead of moving it to slower storage, so an app or browser tab left open is less likely to reload, The Verge reports.

The res...