You can add widgets to your device's lock screen and swipe between them. Lock screen widgets make it easy to get important updates and notifications without unlocking your phone.
Swipe right from the left edge of the lock screen until you see a large plus icon.

Touch the plus icon. If prompted, enter your PIN, pattern, or password.
A list of widgets appears. Apps that support lock screen widgets can add their own widgets to this list.
, then unlock as usual.To delete a widget, touch & hold it, then drag it to Remove.
To change the display order:
To download more lock screen widgets, visit Play Store and search for lock screen. Many developers include lock screen widget support with their apps.
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