The rise in considered design decision-making around WFH rooms comes with one collateral benefit — redefining how a workspace should smell. In place of stagnant 'office air', you now have the liberty to perfume your home office so it smells energizing.
However, this space doesn't follow the general rules for making a home smell good. Your focus should be on improving air flow, introducing home fragrance, and thoroughly cleaning the space for starters.