While fully compatible, some users note that macOS limitations on Apple Silicon can restrict certain HiDPI scaling options compared to older Intel-based Macs. Troubleshooting:

Once upon a time, a Mac user brought home a shiny new ultra-wide monitor, only to find that macOS wouldn't let them use the screen's full, glorious resolution . Desperate for a fix, they discovered SwitchResX

If you can't find your email, you can contact the developer, Stéphane Madrau , via the official SwitchResX Support page. You'll usually need to provide the email or name used for the original purchase. 4. Important Security Warning

While entering your serial number is usually a smooth process, issues can arise. Here are some common problems and their solutions:

The only way to obtain a legitimate serial number and unlock lifetime updates is by purchasing a license through the official Madrau FastSpring Store.