As per Google current news they are going to stop flash support in end of 2020 so the users of Visichat might face issues in using chatroom on chrome browser.
We have sort our this issue, now visichat hosting users can use visichat on flash supported web browser like UC Browser.
You can download visichat supported browser from below link.
Visichat Supported Browser
Just download and install this browser in your windows pc and open your chatroom link without need of flash.