Mcufriend shields plug into the Arduino header sockets as Nature intended. Do NOT use flying leads.
I suggest that you delete your Ebay guy library. Install via the Library Manager. Examples should run on Uno, Due, Nucleo-F103, ...
Wait for a few days. The new Release will run on your F446RE. The Library Manager will Update to the new Release.
If you are having a problem, provide version details, example name, ...
And the exact steps that you made.
Then someone can walk you through any solution.
David..