creation->edit->edit blueprint->select working blueprint->upload. After that you can use the vdf file method to update the thumbnail

searching for ways to replace the thumbnails and couldnt find anything for trailmakers [/quote]
the method is a bit comboluted, but once you do it for the first time it's fairly straightforward:

First create
the thumbnail you want and a txt file, then rename that txt file to have a .vdf extension and open it with notepad. On that file write this (workshop id is the id of the blueprint you want to update, it

So its the blueprints that is broken, if overwriting it is most likely isnt going to work, how can i update it without risking loss of data, i tried searching for ways to replace the thumbnails and

data needs to be stored. Usually it's a couple rows of pixels, but in some cases it can cover 25% or more of the image vertically). If you want to have a custom thumbnail on steam, there is a better

have downloaded from the most popular list (Also had custom thumbnail)

a custom thumbnail,
i was able to use one of them before but it no longer works [/quote]
could you send me the link of the blueprint?

I was talking about the image that appears on the blueprint, i was also thinking that it was the blueprint being broken but i cannot load anything that has a custom thumbnail,
i was able to use one

with custom thumbnails, you mean that the image that appears on the blueprint tab or in the workshop page? If it's the one on the blueprint tab, the blueprint is most likely broken (although i would

For some unknown reason, i cannot load blueprints with custom thumbnails, do anyone else have this problem and is there a way to fix it