After that, you can click the lock again as security against other changes. You may have to uncheck the lock, enter your computer password, then select the mouse app. That said, head to “System Preferences -> Accessibility -> Privacy -> Mobile Mouse Server” and click on the box. We have seen this request time and time again in recent macOS releases, and, while it can be annoying, it is there for our protection as users. The first time you open the app it will ask you, annoyingly, to give it access to Accessibility on your Mac.

The app handles most of the backend stuff automatically – this includes configuring your IP and port settings for syncing to your iPhone. The desktop app for Mobile Mouse rests in your Menu Bar where it waits for you to access your server settings. Once you have completed the initial setup, the next time your Mac runs, both devices should automatically pair together if they are on the same Wi-Fi network. Grab the free Mobile Mouse server app and install it on your hard drive. With the software installed on your iPhone or iPad, you now have to download the software to your Mac. Note that any method of connection outside of Wi-Fi requires an in-app purchase of $0.99. This eliminates any aspect of using the iPhone as a “wireless mouse,” but in a pinch, it does work this way. Last, but not least, is connecting the iPhone to the Mac via a USB connection.

The second most popular option is likely to be Bluetooth.

Use iphone as remote for mac