Camera problem!

[MMShams]

Any one having M21, I am facing problem with super steady mode, video recorded and preview while recording is very very poor in low light!

[Samsung_Support3]

Dear Samsung Member,

Greetings from Samsung Customer Support!

Please perform the below mentioned steps to resolve the issue:

* Reset camera settings
Camera > Settings > Reset settings > Reset.

For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support

[MMShams]

everyone know these things and already applied these tricks.
useless replies.