plugin Working On multisite?

Hi

I have added this plugin on my multisite network but it’s not working see below

My site has below url for custom textnomy
http://www.example.com/blog/custom_texnomy_slug/catgory_name

I have change in rule of cuatom textnomy rewrite after below url show
http://www.example.com/custom_texnomy_slug/catgory_name

After i have install this plugin and select category for remove slug
http://www.example.com/blog/catgory_name

But I want to below url
http://www.example.com/catgory_name

So please tell me how can i manage

Thanks

https://wordpress.org/plugins/remove-taxonomy-base-slug/