An important part of the application process when looking to extend a visa from within the UK, or to switch to a different visa, is to attend an appointment to provide evidence of your identity, and to submit your biometric information and supporting documentation.

However, with advances in modern technology, it is now possible for certain visa applicants to use the UK Immigration ID Check app, providing an alternative option to physically attending an in-person appointment. Below we look at how the mobile app works in practice when making an immigration application for leave to remain in the UK.