Well we also had support urging us to upgrade to solve a few tickets we opened....
We're now having issues with IMAP users (mainly on Outlook) and accents in folder names...
Probably due to this:
- Added: Implemented IDN and EAI internationalization standards, and UTF-8 for legacy protocols, allowing for the use of non-Western character sets for domain names and usernames.
Sébastien Riccio
System & Network Admin
https://swisscenter.com