secured folder

[Thunderchild]

enable secure folder for m series 

[Ehsank]

which device you have

[Hardhit]

M21

[rock1232]

no you can't get secure folder as your device does not support knox security(hardware+software)
For more information about knox tap on the link given below-:
https://r2.community.samsung.com/t5/Galaxy-M/secure-folder-based-on-knox-security-hardware/td-p/6060...

[lalitsagar]

bhai 31s m to aa gya h. by the way whch dvc u have?