APP LOCK

[vinayshah]

use securefolder from Galaxy app store.
S lock is not supported in high end phones instead Samsung has provided military grade Knox security in the form of SecureFolder.

[Shahinmarzia]

try Samsung "good lock" app.

[AKV0713]

does it work without nay flaw ??

[Shahinmarzia]

it's a regional app.
so, I don't know.