so much bad experience with Samsung WhatsApp customer support

[sanu2k]

Let's see the screenshot from Samsung WhatsApp customer support. 

Screenshot of Samsung WhatsApp customer support

Now say your concern about WhatsApp support 

[MembersAnju]

if M series in there you get core version of ui in m series so your phone its give Knox support

[sanu2k]

how ??

[SrajTech]

what is bad here??
they properly replied to your query

[Anikroyale]

They first said that there is no hardware in Knox, them they say that there is hardware Knox.

[sanu2k]

look the chat and read carefully

[sanu2k]

for galaxy M30

[Anikroyale]

To keep you informed, there is no Knox in M30.

[sanu2k]

I know it
but after this matter I have searched in finder app and got a shock result.
see in screenshot

[Anikroyale]

These are just remnants from the UI developed for devices which have Knox.

[sanu2k]

oh! probably it is.