We shouldn’t set limit the content scaling in mobile web page. That
user-scalable is for mobile web app. Limiting content scaling in mobile web hurts the accessibility a lot. Some mobile browsers now override this setting.
I created a web page to test if your mobile browser overrides the
user-scalable meta configuration.
The default test page has the
user-scalable=no meta setting. If you’re in the “Title (No Scalable)” and you can scale the page by pinch gesture, your browser has overrides it.
Try in mobile: