Login to your Plesk -> go to Websites & Domains click on Add Subdomain

add subdomain name * as like this screenshot

make sure your document root should set as httpdocs , that’s all for configure wildcard subdomain in plesk
Login to your Plesk -> go to Websites & Domains click on Add Subdomain
add subdomain name * as like this screenshot
make sure your document root should set as httpdocs , that’s all for configure wildcard subdomain in plesk