2.- Have I checked my firewall configuration?
In order to use the software correctly you need to give it access.
Since it controlls the DOM of the Browser sometimes it will be flagged as a False-Positive.
Error 522 Is it a CloudFlare error? Server might be overloaded. You should retry and it will open.
3.- Where is the documentation? It is spreaded on the community, but you will encounter shortcuts on Forums that will say [READ FIRST], it is important information that we will send whenever we send an email with each program. This will reduce further problems for us.
Remember Documentation is key.