android signal is sms application. we can communicate instantly and menghiadari cost, and can make grub, so we chatting in rieal time
I would like to suggest adding new feature in the android signal application ... so that users of the application is more comfortable use it..which I want advice to add password protection.
this is one example of the image that I show
set the password for the security of the user .. and the second image example
this is the third example of a picture. password to amanan after the password set
the benefit is for the security of users of android signal applications. many users may have that save important news news..document that should be confidential to others ... so by adding password protection. so user application android signal is more secure .. that's my advice to android signal applications may be useful and can be developed by adding the item so thank you
