Why won't my instagram give me the option to upload videos?

When I hit the + button, only the photos in my library appear and none of my videos. Is this an instagram issue or a problem with my phone? I'm using an iphone 6.

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  • Won't give me the option? How do I set a letter password on my iPhone, I've looked on google and it's shown me to turn on simple passcode but it doesn't give me that option.
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