I'm seeing a blank white section
Why Could This Happen?
Because Checkin is 100% browser-based, video chats can be affected by the extensions that you have installed on your browser. If you navigate to a Checkin and receive a blank white page, this is typically a result of an ad blocker or privacy extension.
How can I fix this?
Depending on what extension you are using, you will want to safelist or whitelist Checkin on your blocker which should resolve the issue.
Here are couple of popular ones linked to articles on how to whitelist a domain: