Please disable third-party plugins and customizations (if there are any) and check if this issue persists. If you use a caching plugin, make sure that caching is disabled for logged-in users.
If the problem still exists, please provide more details (e.g. step-by-step steps of how you created the page, whether the page is only displayed on one device or on other devices as well, etc.). Also, please try clearing the cache on your device, or use a different browser.