You’ll need to speak to your student finance company. Make sure to explain your situation.
Regardless of what point in the term you leave your course, you’ll have to pay for the full term of tuition fees. If you leave university in your third term, you’ll have to pay for the full year of fees. If you’re starting at a different university in the next academic year, be aware that in most cases, you can only receive student loan for four years in total.
This is still the current situation despote the coronavirus pandemic, but contact the Student Loans Company for the most up to date information
Lastly, think about the whole picture. When would you start? What do you need to do about accommodation? Think back to when you applied to university before, and prepare in a similar way.