


When Outlook is trying to preview folders with encrypted emails, this issue pops up and causes your Outlook to freeze and not respond. How to find Outlook temp files on a Mac with macOS or Mac OS X.How to clean install macOS Catalina (without a bootable USB).Where are archived messages stored in Mail on macOS?.Mail not working in macOS Catalina, How-to fix.We have seen this issue happen in prior macOS instances such as High Sierra. This issue is more likely related to a particular property of Outlook as opposed to macOS Catalina. Some users who use Microsoft Outlook as their Mail client have seen that their outlook app simply freezes or is very slow to respond on macOS Catalina. MacOS Catalina has been a problem for some users who have experienced Mail issues after the upgrade.
