There no universal way of wearing a dress shirt in the office, but conservative is the key. It may look boring but corporate offices do not tolerate too many variations.
Rule#1: The sleeve must stay the way they are doing not roll them up during a meeting. If you perspire profusely during summer heat try wearing a cotton undershirt.
Rule#2: Both cuff and placket remain buttoned, the cuff are meant to have snug fit around the wrist .Nobody wants to see a slob in the office and don’t want to leave any repulsed faces of colleagues in the office you don’t want to leave any repulsed faces of colleagues in the office that way eventually be detriment to your career.
Rule#3: The shirt is to remain tucked in at all times, if you are worried about shirt untucking during the daily activities there are ways of customizing it to prevent bunching.