You can't post forums on PCPartPicker because it's designed for browsing and searching parts, not for posting content.
You can't post forums on PCPartPicker because it's designed for browsing and searching parts, not for posting content.
Choose a forum listing on the left, and then you'll see an option to start a new topic.
I understand this too when I’m not connected. You need to be logged in to view the 'new topic'