WordPress site with subdomain without multisite installation

There should be a way to redirect users to a certain page or post if a specific url is given.

Try one of these plugins (in a staging environment if possible – if not, backup!):
https://wordpress.org/plugins/search/subdomain

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)