Theoretical seating has now kicked in for flights on friday morning. With no status your seat choice will be limited. Most seats will be blocked for you. As more and more people check in the choice availble to you may change, its very dynamic.
https://www.flyertalk.com/forum/british-airways-executive-club/1787834-faq-theoretical-seating-blocked-seats-seat-blocking-status.html?ispreloading=1