If you go to phantom.app now and follow their official link to your App Store of choice, you should see something like "Remove from Chrome", "Uninstall app", "Update app", or similar, which would indicate that you have the correct wallet installed. If you have a Phantom app installed from that store currently but you see "Install", "Add to chrome", "Get this app", or something similar to that where it implies you don't have the app yet, it is possible that the Phantom you currently have installed is a scam, and your wallet is insecure. If you are in that situation, here are the steps you should take immediately: