Then that can be done on partner.steamgames.com -> Edit Store Page -> Basic Info tab -> Supported Platforms section. You don't have to put any requirements for the sound card btw. Source: about 1 year ago

I also tried this weird thing partner.steamgames.com. I thought that it is possible to find name_id by classid but it doesn't work. Source: over 1 year ago

Go to https://partner.steamgames.com/ and Join steamworks. You can reuse your Steam gamer account or create a new one. - Source: dev.to / over 1 year ago

I can give you a hand, however. Here's how to get your game added to Steam, PlayStation, and Nintendo. Source: over 1 year ago

Steamworks offers loads of functionality that developers can leverage to use in their products. Yeah, it's "industry standard", but it's kind of weird to act like it's just a place to list your games. Source: over 1 year ago

It seems as every g2a.com site wont allow me to enter. Source: 11 months ago

And if you don't know how to build by yourself, you can also pay those shops to do it for you. It might be around 10-15 rial without windows, and I advice you to buy windows key in g2a.com. Source: 12 months ago

It's either what you suggest or buying them in websites like g2a.com, recharge.com, etc. Source: 12 months ago

Don't forget to add Windows to the list, you can find it pretty cheap on g2a.com, it's a key reseller, only ~$25 bucks for a copy of windows vs $100+ retail. Source: 12 months ago

I am really poor like so poor that saving up 5.50 euroes was smthn, so I take my money and go to g2a.com only to accidentally click on the wrong card and buy a steam TL currency gift card. I'm so sad that now I won't be able to get those 5 euroes to my acc it will take at least a week for me to re-save up. Source: about 1 year ago