Once a configuration is changed, is `sudo service logstash restart` is enough

Elastic Stack Logstash
1

I changed existing configurations under /opt/logstash/config.d/ and ran a sudo service logstash restart but it is not still not publishing data, do I need to run
sudo update-rc.d logstash defaults 96 9 to make effect of the changes to the previous configurations.
Thanks in advance

2

do I need to run
sudo update-rc.d logstash defaults 96 9 to make effect of the changes to the previous configurations.

No.

3

Thanks