Aspirants should manage logistics on exam day for the UPSC Civil Services exam by preparing well in advance. Confirming the venue and understanding the exam schedule are crucial steps. Ensuring that all necessary documents, such as admit cards and identification, are readily accessible prevents last-minute chaos. Arriving early minimizes stress and allows for necessary accommodations. Candidates should maintain a healthy routine leading up to the exam, including adequate sleep and nutrition. Additionally, practicing mindfulness techniques can help manage nerves and maintain focus during the exam.