To download the Square Point of Sale App, follow these steps:

If you're using an iOS device (iPhone or iPad):a. Open the App Store on your device.b. In the App Store, use the Search tab at the bottom right.c. Type "Square Point of Sale" in the search bar.d. Once you find the app in the search results, tap the "Get" button next to it. If you've already downloaded it before, it might say "Open" instead.e. You may be prompted to enter your Apple ID password or use Face ID/Touch ID to confirm the download. Follow the on-screen instructions.

If you're using an Android device:a. Open the Google Play Store on your device.b. Tap the Search bar at the top.c. Type "Square Point of Sale" in the search bar.d. Once you find the app in the search results, tap the "Install" button next to it. If you've previously installed it, it might say "Open" instead.e. The app will begin downloading and installing on your device.

After the download is complete, you can open the Square Point of Sale app from your device's home screen or app drawer.

If you haven't already created a Square account, you'll need to do so during the app setup process. Follow the on-screen prompts to set up your account and start using the app for your business transactions.