Why does Notepad++ mangle other fonts?

Question

Notepad++

Hello! Actually, I wanted to change the standard font to Source Code Pro, but I noticed that other fonts are all distorted. The same, by the way, in Phpstorm and Webstorm
Here is the standard one:
And here, for example, Source Code Pro:

This is not the worst example of a font I have given, there is even worse)
At one time I was tinkering with this problem on Phpstorm, but never found a solution and scored. now I saw it in Notepad++, I think it's somehow connected, but I don't know what could be the problem. I have Windows 7x64. If anyone knows how to solve this, tell me or, in extreme cases, check how it will be displayed for you, thanks!

Answer 1

From the bottom screenshot, it looks like the normal style is set, but bold is not. Or Windows doesn't correctly match bold to the font.
Also, do not forget that fonts optimized for display in apple axes will most likely look scary under Windows.