Https Localhost11501 2021 -

Before 2020–2021, most developers used http://localhost . But browsers began requiring secure contexts for powerful features like:

For https://localhost , most developers use a self-signed certificate. Browsers show a warning (NET::ERR_CERT_AUTHORITY_INVALID). https localhost11501 2021

https.createServer(options, app).listen(11501, () => console.log('Server running on https://localhost:11501'); ); Before 2020–2021, most developers used http://localhost

Temporarily disable firewall or add an inbound rule for port 11501. console.log('Server running on https://localhost:11501')