Police will boost patrols in various districts to deter “mobile occupation” outbreaks during the festive season.
Some protestors continue to gather and linger in Mong Kok, Tsim Sha Tsui and Causeway Bay, obstructing roads and hindering businesses.
Some people are making online calls for assemblies or processions during the holiday period.
Police appealed to people not to cause such a nuisance, saying they face charges of unauthorised assembly, disorderly conduct, and loitering.
Police warned it will take resolute action to maintain public order and safety.