Before the official release of the stable version of Android 11, a neat double tap on the back of the phone gesture was introduced in the developer preview. Sadly, this feature didn’t work. As a result, there was no substitute for the Google Pixel Edge Squeeze gesture used in the latest Pixel.
However, Android 12 may be able to take advantage of this feature. 9to5Google It turns out that the feature codenamed “Columbus” will be reintroduced in Android 12. According to the report, the original feature has been discontinued because the system records accidental taps, but the newer, more sophisticated version of Columbus requires a firm tap on the back.
Double-tap the back to take screenshots, call the Google Assistant, open notification shades, control media playback, and open modern app menus.
However, it’s still unclear whether this feature will be available on all phones running Android 12 or will remain exclusive to the Pixel.