This app puts notes on the lock screen—and that single change makes it surprisingly effective.

The Android lock screen has evolved many times over the years. There have been various slide-to-unlock methods, and OEMs have always put their own spin on things. As it turns out, there are also a lot ...

Change how you unlock it: Search Settings for Screen lock and then pick a different unlock method. Some Androids include a fingerprint reader that lets you unlock the device by scanning your ...