Play to device in 1.1?

does play to device on device work in 1.1?

Yes, there’s an update on testflight and new build for the simulator here

what is the procedure for upgrading PTD 1.1? for my 1.0.3 project PTD 1.1 does not seem to work on device?

what errors are you getting ?
this thread may help Unbounded volume configuration is required for ARKit features when building for Mixed Reality - #13 by GameWorldsDev

Play to Device is tied very closely to the package version – both the P2D host app and the package version in use must match exactly. You can install older versions from Testflight if necessary.