Why can't I use my camera on Instagram and Facebook?

[Lilyjade13]

I can use it on Snapchat. But if I try to others it makes go through a setting list to add the permissions but it won't let me.
This is a samsung galaxy grand amp prime

 

[B. Diddy]

Welcome to Android Central! If you go to the App Manager and select Instagram or Facebook, then Permissions, can you turn on the Camera permission there?

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