How to change group settings?

I'm administrator on the windows 7 laptop and I changed the firewall settings an hour ago, but I made the mistake of blocking all connections that even matched the rules. It doesn't connect to the Internet anymore Now I want to change the settings back...

I want to keep getting emails from the group I belong to, but I have a new email account. On my group homepage I've clicked on edit membership, gone to Step 1, add new email address, put my new email in the box, clicked continue and then it says I need...

One group I belong to said they have to keep fishing my posts out of the spam folder b'cuz it says I'm using "group posting settings" & they don't even know what that is. They have used a filter to make sure my posts go through, so I'm...

I would like to change settings so that ALL e-mails need approval before going out to my group. How do I make this change to settings?

By default all emails that go out to the group has the persons email address in the From field. How can I change the settings so that their email address does not show ?

I paid for an online class with paypal, and it is using a yahoo group. When the teacher tried to invite me to join the group, she was told that I don't accept invitations, and I would need to change my settings. What settings and where?

I signed up for a group, but i'm not sure if i set the correct email for the group. I'd like to receive message from that group, and like to know how to check the email settings

Ok i have looked all over to figure out how to change my settings to make my group a public group and not invitation only. Help please

I would like to change the group settings, that new membership to need approval of the owner or moderator. (a new unknown member appeared in the group, and I want to prevent these situations) Thank you in advance!