It’s not necessarily because it’s still the same institution and hence your current Visa is still valid there shouldn’t be a problem with that. But still nevertheless, you can still laise with your institution they would be able to guide you more. All the best.
You are required to cancel the current visa and apply for a new VAL under the new program. Kindly note that the processing fee for the new application is applicable. The approval to issue the VAL is solely at the discretion of the Immigration Department.
You are required to wait for the Immigration Department to endorse your Student Pass. The endorsement process takes 14 working days however, the approval is solely at the discretion of the Immigration Department.