Slot availability has fluctuated as a result of efforts made by embassies and consulates to expedite the visa application process. Getting ready to submit aviatirF1 Visa applications in the spring of 2024. Students should be prepared for the possibility that due to increased interest in U, spots for Spring 2024 may fill up fast. s. education as well as any backlogs from earlier years. Applicants should make a habit of visiting the official websites of their local U.