You can switch into Tier 4 (General) without leaving the UK if you have, or were last given, permission to stay in one of the following categories:
- Tier 1 (Post-study work)
- Tier 2 (General)
- Tier 2 (Intra company transfer)
- Tier 2 (Minister of religion)
- Tier 4 (Child)
- prospective student
- student (under the rules in place before 31 March 2009)
- student re-sitting an examination
- student nurse
- students writing up a thesis
- student union sabbatical officer
- work permit holder
- postgraduate doctor or dentist
- Science and Engineering Graduates Scheme
- International Graduates Scheme
- Fresh Talent: Working in Scotland Scheme
If you are currently in the UK in any other immigration category, you must leave the UK and apply for a Tier 4 (General) visa from your country of residence.