**https://www.gov.uk/biometric-residence-permits**
What a BRP is ф biometric residence permit (BRP) can be used to confirm your:
You’ll usually get a BRP if you:
You do not have to apply separately for a BRP.
Getting your BRP if you applied from outside the UK
If you applied for your immigration status (for example, your visa) from outside the UK, you’ll need to collect your BRP once you’re in the UK.
You must usually do this before the vignette sticker in your travel document expires or within 10 days of arriving in the UK, whichever is later.
Check your decision letter. It will tell you to collect your BRP from either: