Describe the process of updating ad customizers for changing inventory in Bing Ads.

To update ad customizers for changing inventory in Bing Ads, you can follow these steps:

1. Update your customizer feed: The first step in updating ad customizers for changing inventory is to update your customizer feed with the new inventory information. This can include things like product names, prices, and images. Be sure to include any new products that you want to promote in your ads.

2. Make any necessary changes to your ad templates: Once you have updated your customizer feed, you may need to make changes to your ad templates to reflect the new inventory. For example, you might need to update the text or images in your ads to showcase the new products.

3. Preview and test your ads: Before launching your updated ads, be sure to preview and test them to make sure they're displaying the correct information. You can use Bing Ads' ad preview tool to see how your ads will appear to users, and click on the ads to make sure they're directing to the correct URL with the updated customizer information.

4. Schedule your ad customizers: If you want your updated ads to run at a specific time, you can schedule your ad customizers to start and end at certain times. To do this, click on the "Ad scheduling" button when creating or editing your ad customizer.

5. Monitor and optimize your ad performance: Once your updated ads are live, be sure to monitor their performance and make any necessary adjustments. You can use Bing Ads' reporting tools to see how your ads are performing and make data-driven decisions about which custom text to use and when.

Overall, updating ad customizers for changing inventory in Bing Ads can help you ensure that your ads are always up-to-date and relevant to your users. Just be sure to follow best practices for creating and managing your customizer feeds and ad templates, and monitor your ad performance regularly.