I have changed my passport or national identity card. Can I use my new ID to enter the UK?
You need to update your details.
If you are waiting for a decision on pre-Settled or Settled Status, you can amend your contact details using this link:
https://www.gov.uk/update-eu-settlement-scheme-details
If you already have either pre-Settled or Settled Status you can view your status, amend your contact details and prove your status using the link below:
https://www.gov.uk/view-prove-immigration-status
See this page for more information: https://www.gov.uk/guidance/visiting-the-uk-from-1-january-2021