Disable Native Contact us page Magento 2.

You can stop/disable the contact us page in Magento 2 using store configuration settings.

By default, the Contact page is enabled and you can check the contact us page using URL, <SITE_URL>/contact

If you want to modify or change the contact us page with your custom contact page, you can disable the Contact page using the below settings.

Contact Us Page Scope is Store Level, You can Enable the contact us page at one store and disable it on another store based on your settings.

Setting to Disable Contact Us Page,
Go To Admin Panel, Click on the Left sidebar menu,

      • Stores -> Configuration
      • Now Click on General Tab,
      • General -> Contacts -> Contacts Us
      • Set No to Enable Contact Us Dropdown field.
      • Clear the Cache and check the URL again.

When you refer to the contact us page, Its displays 404 pages not found.