If you want to upload NSFW (not safe for work) content, and you have turned on NSFW toggle at your profile settings, you have to disable it to post and then enable back. I know, crazy.
1
Go to settings.
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Turn off NSFW toggle.
3
Click here.
4
Choose post type.
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Fill the "Title" field.
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Click "Upload"
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Click "NSFW"
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Check if you post in the correct place – your profile or other community.
9
Click "Post"
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Click "Yes"
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Done!
12
Don't forget to turn on NSFW toggle in your settings.