How to upload pictures

描述

idk it just shows either comics or videos and when i upload comics it wont show my comic :/

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注释

I can't upload my comic. There is a message telling me there is no pages but i tried. When i click to save it deletes all my pages uploaded.
Is there a minimal weight to jpg? may be the format must be PNG?
Please help me i work a lot to create my comic :)