Google OAuth Fix for Your Browser Is Not Supported Error
Fix for Your Browser is Not Supported error when attempting to login via OAuth
August 5, 2016: An issue has popped up with OAuth and Google. This appears to be a Google change from early August. Status of the problem: 
This affects CompanionLink 5.0 and 6.0. CompanionLink 7.0 already uses a higher level of security.
To fix CompanionLink 5.0 and 6.0
- Close CompanionLink
- Download zip file [here].
- Open the zip and run the included .Reg file.
- Restart CompanionLink and continue through the OAuth setup.