It sounds like you're experiencing frustrating issues with Outlook updates affecting your email accounts and files. While updates are intended to improve security and functionality, they can sometimes lead to unexpected problems. Known issues related to Outlook updates can include problems with opening or saving files, as well as errors when using certain features.
For more specific information on known issues and potential solutions, you can refer to Microsoft Knowledge Base articles that document these problems. It's also advisable to ensure that you have the latest service packs and updates installed, as they can help mitigate some of these issues.
If you're considering switching to another email client like Mozilla, that could be a valid choice if you find it better suits your needs.
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