Was never broadcast. It's in the wikipedia article.

"由張達倫飾演O記總警司角色因此劇從30集刪減到27集而其戲份被刪除[7]。"

Meaning, this actor/his role was remove from the show. Therefore shorten to 27 episode to remove any/all of his involvement in this series. Most likely because he left TVB in 2022年6月.