To use the feature, open the Google Search app on your phone and tap the microphone icon, then select "search for a song." Hum to Search is available on both Android and iOS.

Open the Google app or visit the Google search website. Click or tap on the microphone icon to start a voice search. Hum, sing, or whistle the tune of the song you're trying to identify. Wait for Google to process the audio and analyze the melody.

Because Modern Warfare is published by Activision, which is a part of the bigger Activision/Blizzard company. So to save money, they just put it out on the Blizzard launcher (Battle . net) instead of having to pay Steam to sell it here and they keep a part of the profits.

"Before 2024, Activision sold digital versions of PC Call of Duty titles on Valve's successful Steam platform. In 2024, Activision decided to take the game off of Steam and make it exclusively available on Battle largely to attract users to, and grow, Activision's own platform. Battle.