Question for Experts

[amaneul]

Hello my client have applied for canada vusa using his passport (lets call it Passport A) Got rejected for viator visa One year forward he was able to obtain a second passport ( passport B ) which have more chances getting visa via it , but the problem is , on his second passport ( passport B) his name is the same , but the date of birth is different ) knowing he already have biometrics with passport A How will this effect the process and how will the embassy deal with that https://mobdro.bio/ . Thank you in advance