[ISSUE] Arm GCC not found, even though it is installed

I think your intuition is right. Looking at the Path variable in the user environment:

Here’s the output of CMD:

Here’s the output of Powershell:

And here’s the output of the VS Code terminal:

At the very end of the output, the VS Code terminal does not have the …gcc_arm\10.2.1\bin

So now just need to get VS Code to pick up on that…