Applying for a Tier 4 visa
How to apply for a Tier 4 visa from inside or outside the UK
Applying for a Tier 4 visa from the UK
If you are already have a visa for the UK, you may be able to extend or apply for a new Tier 4 visa from inside the UK.
Applying for a Tier 4 visa outside the UK
If you are making your Tier 4 visa application from outside the UK, you must apply in your home country or normal country of residence.