Android 16’s best new trick lets you theme all your icons with two taps; here's how

With Android 16 QPR2, Google introduced two important icon customization options to Pixels: icon shapes and better theming.
Android Authority

Google finally lets you customize icon shapes on your Pixel's home screen

You can now customize icon shapes on your Pixel Launcher’s home screen. Android will give you five options. Including the default circle, there’s square, four-sided cookie, seven-sided cookie, and ...