If you are working for a company, you may need to contact your IT department and ask them to configure the corporate IT firewall to allow use by your Adobe applications.
I'm not sure what you'd have to do if you are an independent worker, though. Someone else may be along to help with that, but if I were you, I'd try contacting customer support and telling them you need technical support to configure your computer's firewall correctly.
Click the following to contact Adobe customer support staff for help:
You must be signed in with your Adobe ID and allow cookies in your web browser for this to work.
This is the link to the US website. If you are not in the US, the site should redirect to the page appropriate to the region associated with your ID.
Click the chat icon at the bottom right of the page to open a chat session. Typing AGENT into the chat window should connect you directly to a CSR rather than the AI.
You can also search for Adobe customer support using your favorite search engine. This will normally provide you with a regionally appropriate phone number that you can use.
Be aware that because of the pandemic, wait times are far longer than usual due to reduced staff and higher demand. Please be patient with the people to whom you speak. Like you, they are feeling a great deal of stress. A little patience and understanding will go a long way to helping you in your particular situation.