Went on Webchat with passport office and they state they have no plans as yet as staff to restart FBR on the 10th May even the their website states
Foreign Births Registration/Citizenship
The processing of Foreign Birth Registrations will resume at Level 3 of the National Framework for Living with COVID-19.
If you have an urgent query, such as you are an expectant parent, please contact us through the Passport Service webchat team.
This has been in place since December 24th 2020 she said that they are not working to levels as they seem to abandoned and they had not as staff received any news of restarting processing