We're sorry about that and glad you reached out! In order to remove all the bounces in a particular bounce report, you'll need to make sure the display is set to All Bounce Types. This will display all the bounces in the report. Then you can check the box next to each email address you want to remove. It's important to note, however, that you'll first want to review the bounce Reason before selecting a contact to remove. For example, you wouldn't want to remove any bounced email addresses listed as Mailbox Full or Vacation/Auto-Reply.
After checking the boxes just click Remove Emails to unsubscribe the bounced email addresses from your email list and remove the addresses from your account:
In addition to what Nichelle said, you might not want to remove "Other Bounce Type" either. If you take a good look at some of those contact's Engagement records, you'll see that after registering an Other Bounce, they also registered an Open. That's always driven me nuts, but it's the truth.