Add fingerprint lock for all apps

[nishant272]

Samsung have to add an option to lock any apps in the phone by its biometric or fingerprint.Its an must have feature. Don't know why samsung not considered this as most useful feature.

[Lucifeŕ]

Yes this is must. Hope Samsung will wakeup someday and release features before other brands.

[yubhav]

this one is seriously a must have