Well, sometimes you can check out dedicated comic websites or apps. For example, Marvel Unlimited or DC Universe might have it if it's related to those universes. Also, libraries sometimes offer digital access to comics. It's worth a try.
Jinx from the comic and the animation can differ in terms of her backstory exposition. The comic might delve deeper into her past, and her powers might be depicted differently in the animation to make for better visual effects.
I don't have the precise release date of Jinx as a manhwa at hand. You might want to check reliable manga or manhwa databases for accurate information.
The update schedule for the Jinx manga can vary. You might want to check the official website or social media channels of the publisher for the most accurate and up-to-date information.