User Agent

Mozilla/5.0 (Linux; Android 16; Pixel 9 Pro Fold Build/BP3A.251005.004.B1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/141.0.7390.119 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/536.0.0.46.77;IABMV/1;]

This user agent belongs to Facebook App. Facebook developed this Application. This Application run on Android and it renders web contents with Blink on general Mobile Phone.

Application - Facebook App

Facebook App

Version? @ 32 bit
DeveloperFacebook
ParentFacebook App for Android
Device TypeMobile Phone

Act as 

Crawler No
Fake No
Anonymized No

Device - Google

BrandGoogle
ModelPixel 9 Pro Fold
Platform android (32 bit) by Google Inc
Mobile Yes
Tablet No

Capabilities

Rendering EngineBlink by Google Inc (a WebKit Fork by Google)
Pointingtouchscreen
Javascript Yes
CSS Yes Version: 3
Cookies Yes
Tables Yes
Frames Yes
IFrames Yes
Background Sounds No
Java Applets No
VB Script No
Activex No