The key to scanning comics like a pro is having the right equipment and proper setup. Get a scanner that suits your needs, clean the comics before scanning, and use software to enhance the scanned images if necessary.
Perhaps the development of the characters felt forced or the overall storyline was too predictable. Maybe there was a lack of depth or complexity that you look for in a manhwa.
Another one could be 'Pride and Prejudice'. Mr. Darcy and Elizabeth Bennet start off with a strong dislike for each other. Elizabeth thinks Darcy is proud and Darcy looks down on Elizabeth's family. But as the story progresses, their relationship transforms into love.
Writing a novel is a very interesting activity that can enrich one's imagination and create moving and interesting storylines. However, writing a novel also required a certain amount of perseverance and patience, because the creation of a novel required a lot of thought and conception, as well as revision and polishing. Without enough enthusiasm and motivation, one might feel depressed and helpless and hate writing novels. However, if one really liked to write novels, they might find that these challenges and difficulties were actually an opportunity to practice their writing skills and creativity.
Maybe you haven't found the right type of literature yet. There are so many different genres out there, like science fiction, mystery, or even graphic novels. Try exploring different styles and you might change your mind.
Look for books that are related to your hobbies or interests. For example, if you like sports, there are many sports - themed novels. This might make reading more enjoyable for you.
You can use image editing software like Adobe Photoshop or GIMP. Open the scan, adjust the contrast and brightness, and use tools like the clone stamp or healing brush to remove the mess.
Cell shading a manga scan isn't too hard. Start with a base layer of flat color. Then, add another layer for shadows based on your light source. Finish with highlights to give it that pop. Keep the colors simple and avoid overcomplicating it.
Perhaps the humor in it is not to one's taste. If it's too dark or too slapstick and doesn't resonate with the reader, it can be a reason for dislike. For instance, some of the jokes might be offensive or just not funny at all, which would make the whole graphic novel seem less enjoyable.