Not everyone knows what "notepad.exe" is. I know I didn't make the connection between "notepad.exe" and that window I can type text into for quite some time.But they should be as simple a possible to illustrate its usage too. Using things like ahk_exe notepad.exe might be a good alternative as that seems noob-friendly and runs everywhere as far as I know.
That won't solve the problem that the code does not run in non-English OS.
An example ini file should be shared. Even if it's just in a quote box / code box with instructions of where to save it, that's good enough. Something along the lines of
Often imaginary file paths are used in the examples such as C:\Temp\myfile.ini on the IniRead page. Since the path doesn't exist in the reader's computer, the code won't procude the expected result unless the file is created.
The following examples expect this text to be in C:\Temp\myfile.ini[section] key=value
However, relatives paths might be better, for when Admin access isn't possible (ensure writing permissions).