Firefox Focus
MozillaUtilities
On iPhone Duo
Letterboxed
Firefox Focus runs in an iPhone-sized window with black bars.Owners report it runs letterboxed on the inner display.
- How we know
- Reported by owners
- Latest version
- 155.0, Aug 30, 2026
- Status updated
What owners report
1 report from people using iPhone Duo
Most reports are from version 155.0.
Version history
- Version 155.0
Owners report: Letterboxed (1)
