Fact · Dictation on Windows
Microsoft says Windows 11 on Arm emulates both x86 and x64 apps, with performance improved by the Prism emulator introduced in Windows 11 24H2.
Checked against its source on October 16, 2026
In the source's own words
“Windows 11 on Arm supports emulation of both x86 and x64 apps. Performance is enhanced with the introduction of the new emulator Prism in Windows 11 24H2.”
How emulation works on Arm, Microsoft, Microsoft Learn, 2026, Introduction.
Open the original- What it measures
- Windows 10 on Arm emulates x86 apps only.
- What it does not show
- Emulated apps still use more CPU than native ones.