You would have listen’First Impression Is Last Impression’ thats 100% true.
The first impression comes with how you look, how you pretends yourself at the time of interview.
In interview the most important thing is your interview and it comes with the good attire.
The good you look the more confident you feel, so you should war an appropriate attire.
The attire must be very formals, net and clean and must be a full formal attire.
So dress up well attire and make your impression.