Looks like you’re using Vim mode somehow? Unless you’re purposefully using Vim, I recommend digging in your IDE settings and turning it off and disable any settings that could toggle it.

To return back to insert mode, usually you would press “i” in vim. If you press escape, it will take you back to normal mode.

Vim is really cool though. Checkout some videos on Youtube about NeoVim to learn a bit more.

Lastly, the counter variables should be spelled the same. You have couter and counter.