Firefox Focus 64-bit For more information, please visit the following pages:Firefox FocusMozilla FoundationWebKitLatest user agents:Mozilla/5.0 (iPhone; CPU iPhone OS 11_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Focus/4.0.3 Mobile/15E216QMozilla/5.0 (iPhone; CPU iPhone OS 11_0_1 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Focus/4.0.3 Mobile/15A402F