You can install the new Xbox Full screen experience mode for Windows on handhelds but whether it will work is another question entirely

Microsoft's "Full screen experience" mode for handheld gaming PCs shouldn't officially be usable yet, but it turns out you ...

We Tried the Xbox Full Screen Experience on the Original Ally X

The Xbox handheld will feature a new 'Full Screen Experience' mode, which I managed to get running on my original ROG Ally X.
Modern Engineering Marvels on MSN

Lenovo Legion Go 2 to Gain Xbox Full Screen Mode in 2026, Rivals Ally X

Booting a gaming handheld straight into Windows is about to become passé. Microsoft’s Xbox Full Screen Experience (FSE) is planned to circumvent the standard Windows shell altogether, and Lenovo has ...

Microsoft's Xbox Full-Screen Experience Leaks on Other Windows Handhelds Ahead of ROG Xbox Ally Debut

Earlier this month, after introducing the Lenovo Legion Go 2 at IFA Berlin, Lenovo said its second-generation Legion Go will be the first handheld outside Asus to get the Xbox full-screen experience.
Windows Report

Lenovo Legion Go 2 to Join Xbox Full-Screen Experience in 2026

Lenovo has reportedly confirmed that Legion Go 2 owners will have the option to manually enable Xbox FSE in spring 2026.