WhatsApp has finally started a dark mode to beta users of its Android app. The latest WhatsApp for Android beta version is now getting the better of the Dark Mode. If you are already testing WhatsApp beta versions on your Android phone, you must now update to version 2.20.13 Android beta to get this new feature.
1st step: Go to Settings > Display > Select theme > Dark
2nd step: Once the dark mode is turned on, go to Settings > About phone
3rd step: Scroll down to "Build number" and tap on it seven times
4th step: You will see a message pop-up saying "Developers options is turned on". Tap on "Override force-dark" so that you can apply the dark theme to other apps
5th step: Dark theme is now enabled on WhatsApp but the wallpaper in chat threads still needs to be changed to enjoy the dark mode to its fullest
6th step: Go to WhatsApp Settings > Wallpaper > None and you are good to go
For the time being, WhatsApp is just turning out Dark mode for beta tester of the Android app. almost certainly, it will roll out soon.