Google AdWords is a pay-per-click (PPC) advertising platform that can be used to promote apps on the Google Play Store. To promote your app on AdWords, you’ll need to create a new campaign and select “Mobile app installs” as the campaign goal.

Here are the general steps you can follow to promote your app on AdWords:

1. Sign up for a Google AdWords account and create a new campaign.
2. Select “Mobile app installs” as the campaign goal, and choose the Google Play Store as the destination for your ads.
3. Set up your targeting options, including the locations where you want your ads to be shown and the languages that you want to target. You can also target specific device types, such as tablets or smartphones, and use demographic targeting to reach specific age ranges or genders.
4. Create your ad groups and ad creatives. An ad group is a set of ads that share a common theme, and each ad group should contain one or more ad creatives. Ad creatives are the actual ads that will be shown to users, and they can include a variety of elements such as headlines, descriptions, and images.
5. Set your budget and bid amount. Your budget is the total amount that you’re willing to spend on your AdWords campaign, and your bid is the amount that you’re willing to pay each time someone clicks on your ad.
6. Launch your campaign and track your results. Once you’ve set up your campaign, you can launch it and start promoting your app on the Google Play Store. You can use AdWords’ built-in reporting and analysis tools to track the performance of your ads and make any necessary adjustments to your targeting, ad creatives, or budget.

Overall, using AdWords to promote your app can be an effective way to reach a wider audience and drive more downloads from the Google Play Store. Just be sure to carefully plan your campaign and track your results to ensure that you’re getting the most value for your advertising spend.