Hi, Gooogle Admob recently launched App Open Ads Ad Type with beta version. This ad will show when user open your app. it is like splash screen ad. but this is official ad. so chances of policy violation is less. For this ad, you can use interstitial ad unit id. Follow the below steps for integration app open ads into your android project. Step 1, integrate admob library and android lifecycle library in app/build.gradle file. implementation 'com.google.android.gms:play-services-ads:19.4.0' def lifecycle_version = "2.0.0" implementation "androidx.lifecycle:lifecycle-extensions:$lifecycle_version" implementation "androidx.lifecycle:lifecycle-runtime:$lifecycle_version" annotationProcessor "androidx.lifecycle:lifecycle-compiler:$lifecycle_version" Step 2, after integrate admob library and andorid lifecycle library. create MyApplication.java class in default package where your mainacitvity. Here is the source code
For Making WhatsApp Dark Mode, You need to download latest WhatsApp Beta Version. For Download WhatsApp Beta version App there is two way to download it. First way, You can participate in google playstore for whatsapp beta version. But mostly beta version of whatsapp is fully mostly time. so you have little chance to join it and then download whatsapp latest beta version app. Second Way, You can download latest WhatsApp beta version apk file from alternative apk app store. So here is the link of latest whatsapp beta version. https://www.apkmirror.com/apk/whatsapp-inc/whatsapp/whatsapp-2-20-13-release/ After download the WhatsApp beta Apk. Install this apk file and then go to settings. After open settings. Click on Chats menu. After that click on theme Click on Dark. And Your WhatsApp changed to dark mode. You can also set as battery save. When your phone have low battery. WhatsApp automatically changed to dark mode. Here is two picture. Which show that how wha