It may be faster to apply from 23 February if you have a BNO, Hong Kong Special Administrative Region (HKSAR) or EEA e-passport (with a chip). You’ll be able to use a smartphone app to prove your identity, instead of going to a visa application centre.
https://apps.apple.com/hk/app/uk-immigration-id-check/id1499891460?l=en
Android
https://play.google.com/store/apps/details?id=uk.gov.HomeOffice.ho2&hl=en&gl=US
你下載咗個app未?