does readding manga/manhwa to the marked list gonna messed it up?

nope

read the FAQS and explanation here :)
https://www.mangago.me/home/mangatopic/21080691/

also spreading this here regarding the concern about site exposure
https://www.mangago.me/home/mangatopic/21014248/

thank you so much for answering, bless you <3

Thank you!

You just saved me from crying <3
Thanks for the explanation

Are you sure? Because I got my manhwa back (probably/hopefully all of them) but they are messed up, 90% got in « want to read » instead of « reading » an in « already read » some of them are missing..
maybe have to wait?