Do you agree that products always have room for improvement?
"Every day there are little things in software that we find annoying. Some write books about it, like Annoyances.org, but I thought this site would be more constructive.
BetterSoftwareSuggestions.com is proudly maintained by myself and the developers at SSW."
- Adam Cogan 
When creating a new document directly in Microsoft Teams, Teams always opens the web version of the Office app that you are asking for (e.g. Word).
Please add a checkbox for Teams for open in Desktop App instead.
Note: It even ignores the setting in Teams to always open in the Desktop app:
