How can I add task app to the lock screen (not the home screen) on Android:

I have tried all suggestions on the internet nothing works 
https://github.com/ssaurel/LockScreenDevice 
https://stackoverflow.com/questions/32526078/how-to-show-widgets-custom-layouts-on-lockscreen-or-on-homescreen-in-android-5
https://github.com/commonsguy/cw-omnibus/tree/master/AppWidget/TwoOrThreeDice

If it is possible to do it with flutter or with Delphi 10.4 please show me a code to do this so I can add it to my app.

CodePudding user response：