==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release):
1.6.3 MARIADB edition.
- Deployed with iRedMail Easy or the downloadable installer?
Downloadable installer
- Linux/BSD distribution name and version:
Oracle Linux 8.8
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
mysql
- Web server (Apache or Nginx):
NGINX
- Manage mail accounts with iRedAdmin-Pro?
Iredmin Oper Source
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

I've noticed now, after over a year, that I made a typo in my settings.py when typing in teh following

srs_domain = "smtp2.XXXyyy.uk"
when it should have been
srs_domain = "smtp2.yyyXXX.uk"

Would me updating settings.py and restarting create any problems for me?

Regards,
Pete