Additional features, settings, or issues not covered by specific Microsoft Teams categories
Hi LOOreganoHF,
Thank you for your input sir amid with detail information.
Currently seems there is not that much information we could gathering relating to how compatible about the windows shortcut key with the Team one. The shortcut may also verify the keyboard type, for instance, US or other layout might not correspond exactly key on a us keyboard.
You may try "Disable GPU hardware acceleration" when in the Teams, clicking your avatar and select the setting.
In addition, here is the full list shortcut for Teams, the open files shall be Ctrl+6, you can refer to
If you need more assistance sir, feel free to post your questions and I will continue following you up.
Yours Sincerely,
George