Full Screen on Ipad not working using PowerBi.js

Hello,

I have embedded POWER BI reports to custom portal & we are using POWERBi.js file (version v2.6.0)

WE have implemented Full Screen Functionality ( as specified in Playground).

It works like a charm on browser but on I-pad it not working.

ANy clue on the same?

THanks

Anup