iPhones have a shake-to-undo text feature but Android is trickier; Know how to add this secret key
As an Android smartphone user, it can be annoying when you accidentally delete a letter or a word while typing and have to rewrite it all over again. Apple users have it easy as the iPhones come built with a ‘Shake-to-Undo' feature that can undo texts and even emails by physically shaking the phone. But Android users aren't so lucky. So far, the undo options are limited to certain apps like Google Docs, but there is no universal feature across the device. Or so we thought. But it turns out that with a simple change to…