A foreign student may choose where he/she wants to live during the study period.
Most of the time KTU provides a room in a dormitory.
To find out more, visit: http://bendrabuciai.ktu.edu/en.html
Few semesters ago, all students who wanted to live in the dormitory got the rooms, however, every year more and more international students are coming to KTU so there is no hundred percent guarantee of getting into dormitory.
Renting a flat
A student can choose to rent a flat. The University is not responsible for finding a flat so it can be a little bit tricky but start searching before the arrival, ask your mentor for a help, join some Facebook groups and you will succeed.
Some websites with rental ads: