Why isn't the vendor product brand showing on my new collections page?

[Number_XV]

Hi

My problem is

why the old version of my website in collection page when click on vendor product brand (tag) show up,

but new update wokiee-v-2-2-1 it not working it said (EMPTY There are no products matching the selection.)  

here is video to show the problem

https://cdn.shopify.com/videos/c/o/v/ea67b0622d3b43849b68c4d912f23089.mp4

my site is

https://yfifteen.com/

Thanks!

[Number_XV]

when i click on vendor it show this url

https://yfifteen.com/collections/all?filter.p.vendor=louis+vuitton

(EMPTY There are no products matching the selectio)

but if i change  to (louis+vuitton to Louis+Vuitton) it work

https://yfifteen.com/collections/all?filter.p.vendor=Louis+Vuitton

[SILYMX]

Can you solve this?