If you are applying for a Tier 4 Student Visa to study at a bachelor or postgraduate degree level at a university that is a Tier 4 Sponsor, you must meet the English language level set by the institution.
All British universities and colleges accept IELTS results. It means that you can apply to the UK universities listed here with an IELTS result and may not have to take IELTS for UKVI. Please note that some institutions may have additional requirements, so best to check with your institute.
IELTS for UKVI is designed to meet certain administrative requirements that are specific to UK Visas and Immigration. Test Report Forms will be slightly different, to show that test takers have taken the test at an IELTS UK visa session.
Student can use the below as a guide:
Click here for more information.