Re opening a new bank account shortly prior to liquidation...I don't know. It may be quite a lot of faff, and possibly the "new" bank may not be best...
If this is the case I can't see you qualifying for business asset disposal relief (what was entrepreneurs relief) anymore. You could still liquidate,...
Sadly this is also fairly normal atm, and FWIW if you'd have been a client of our sister company MVL Online whilst I hope you might not have had some...