Thanks, my problem was solved by running the following commands
Try to delete all TLSV1.1 configurations of the site. Restart nginx again, and continue to check after a while
cd /www/server/panel/vhost
cp -arpf nginx nginx_bak
cd nginx
sed -i 's/TLSv1.1//g' *.conf
Source:
TLS 1.1 to TLS 1.3