The title (technically known as the Title Tag, marked as
Conceptually, the title has two key functions: 1) For search engines: It is the main semantic signal about what the topic is and the relevance of the page for specific keywords; 2) For users: It is used as a clickable title (Blue Link) on the page in the search engine results page (SERP) and is displayed in the browser title bar.
Title optimization requires strategic balancing. It must be relevant, include the main keywords, and be attractive enough to generate a high click-through rate (CTR) from the SERP. It is limited in length (usually around 60-70 characters) as search engines truncate longer titles.