

There are several apps/websites to learn touch typing from the start, you go from using 2 fingers in their proper places up to the whole hand with exercises that go up in difficulty over time, just do sessions of a few minutes each day and thats it.
my personal recommendation would be https://www.typingclub.com/
As far as I know, the options are:
If these 3 checks fail, there is not much more you can do.