mistake in my family form

[0senjed0]

we are 5 and one of my son family name in form cause of type mistake have a extra a word . now i can't find solution to tell them replace a correct form or solve it . what should i do now?
because his biometric pdf file is wrong now

 

[Bryanna]

we are 5 and one of my son family name in form cause of type mistake have a extra a word . now i can't find solution to tell them replace a correct form or solve it . what should i do now?
because his biometric pdf file is wrong now

Any information must match the passport details of the applicant.

You can email the amended TRV application form to your local visa office