Mod still at 0.00 mb after uploading success

Hi everyone
I try to upload my first mod

I clic on “cook game mod” after i clic on upload when i clic on it i receive un pop-up “job done”


BUT , when i clic upload i will not receive any steam authentifcation and into the workshop my mod still at 0.00 mb ,
The picture , the name and description i add in Ureal are not appear on steam workshop.

So i see that it create mod on the workshop but with nothing.

Any tips ?
Thank you