I also needed to comment out these two lines by adding # to force https.
umbrel@umbrel:~ $ sudo nano /etc/nginx/sites-available/btcpay
#listen 15080;
#listen [::]:15080;
then restart server.
umbrel@umbrel:~ $ sudo systemctl reload nginx.service
I also needed to comment out these two lines by adding # to force https.
umbrel@umbrel:~ $ sudo nano /etc/nginx/sites-available/btcpay
#listen 15080;
#listen [::]:15080;
then restart server.
umbrel@umbrel:~ $ sudo systemctl reload nginx.service