UserAgent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.116 Safari/537.36

Steps to reproduce the problem:
1. After installing and firstof Arc Welder it is show a problem
2. when trying to start an android App there is no launch app button show its written that platform specific bugs exist
3. 

What is the expected behavior?

What went wrong?
Arc Welder Not work

WebStore page: https://chrome.google.com/webstore/detail/arc-welder/emfinbmielocnlhgmfkkmkngdoccbadn/related

Did this work before? N/A 

Chrome version: 53.0.2785.116  Channel: stable
OS Version: 6.1 (Windows 7, Windows Server 2008 R2)
Flash Version: Shockwave Flash 23.0 r0