In : Click the three dots (…) → Apps → Install this site as an app .
If you prefer a native system experience, you can add your Yahoo account to the pre-installed mail applications on your computer. How To Install Yahoo Mail On Laptop & PC (Quick & Easy!) yahoo mail app desktop
For power users who need advanced features (better search, snoozing, templates), third-party clients are the best "app" alternative. In : Click the three dots (…) →
Since Yahoo Mail is a , you can turn the website into a desktop shortcut that runs in its own window. This works on both Windows and Mac : Open Yahoo Mail in Google Chrome or Microsoft Edge. yahoo mail app desktop