Meaning of "Happier" by Ed Sheeran

The song "Happier" by Ed Sheeran explores the emotions and complexities that arise when a past relationship ends and one of the partners moves on. The narrator witnesses their ex-partner with someone new and acknowledges that they look happier in their new relationship. This realization brings forth a sense of sadness and longing for what they once had. They recognize the pain they caused their ex but also acknowledge that their love for them was unique and unmatched. The narrator is torn between wanting their ex to be happy and wanting them back. They promise not to take it personally if their ex chooses someone else, understanding that they deserve to be with someone who can fulfill their needs. However, deep down, the narrator still holds on to the hope that their ex will come back to them if things don't work out. The lyrics convey a deep sense of nostalgia, regret, and unresolved feelings. It showcases the bittersweet nature of relationships and the difficulty of moving on.