If you are using an Android device, you can add a logo to your favorites and then use the Batch feature to add it to many images at once. For instructions, see Add a favorite asset to a batch of images.
Note: Favorites is only available on Android. It has been replaced by Brand kit on iPhone, iPad, and web app (desktop). For details, see the Brand kit articles.
Note: The Batch feature is only available on the Pro plan.