Is Lock Icon on Safari Search Bar
Is the Lock Icon on the Safari Search Bar preventing the link to fully open?
iPhone 13 Pro
Question marked as
No; the "lock" icon (grey or green) merely indicates the website is using encryption: Avoid fraud by using encrypted websites in Safari on Mac - Apple Support.
If a website is not loading for you, be sure to review all the suggestions in If Safari on Mac doesn't open a webpage or isn't working as expected - Apple Support.