If you have used Letsencrypt certificates to enable HTTPS on Spotipo following this article, you will need to renew them every 90 days.

Fortunately renewal is easy, just execute below command

sudo certbot renew

Once its succeeds, restart the nginx

sudo service nginx restart

Problem binding to port 443: Could not bind to IPv4 or IPv6

If you see an error like above, it's caused by certbot ran in standalone mode.

Such case follow below steps

sudo service nginx stopsudo certbot renewsudo service nginx start



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