Website shows error: Increasing max input vars limit needed

Website  shows error:

PHP Max Input Vars: [?] 1000 - Recommended Value: 3000. Max input vars limitation truncate POST data such as menus. Increasing max input vars limit needed.

Resolution

Increase max_input_vars parameter :

  1. Log into Plesk.

  2. Open the tab Domains > yourdomain.com > PHP Settings.

  3. In Additional configuration directives field add "max_input_vars" parameter with recommended value or greater: 

    CONFIG_TEXT: max_input_vars = 3000

  4. Click OK button