Have you opened your browser and noticed that Yahoo suddenly became your default search engine? Many users experience this issue without intentionally changing their browser settings. If you are wondering, “Why is Yahoo my search engine?” the answer usually comes down to browser settings, installed extensions, bundled software, or potentially unwanted programs that modify your search preferences automatically. Yahoo itself is a legitimate search engine, but in many cases, users are redirected to Yahoo searches because another application or browser extension changed their settings without clear permission. This commonly happens after downloading free software, browser add-ons, PDF converters, media players, or unofficial applications from third-party websites. During installation, these programs may include optional offers that switch your homepage or search engine to Yahoo.