You can refer to the Content Fragment API to create a Content Fragment programmatically:https://helpx.adobe.com/experience-manager/6-4/sites/developing/using/reference-materials/javadoc/com/adobe/cq/dam/cfm/ContentFragment.html The following document may also be helpful:https://docs.adobe.com/conten...

Enable DEBUG logging to error.log file on ROOT logger.Then, try to save the config, and share what you find in that log file. Moreover, what do you see in stderr.log & stdout.log files?

What's the extension of your apple-app-site-association file? I created a sample json file, uploaded it under Assets in AEM. I tried to render it, but it was getting downloaded. So, I unchecked Enable For All Resource Paths in /system/console/org.apache.sling.security.impl.ContentDispositionFilter a...

Try referring to the following doc:https://docs.adobe.com/content/help/en/experience-manager-learn/getting-started-wknd-tutorial-develop/project-setup.html It may be helpful.

This is just an INFO log. You shouldn't be worried about it. You can ignore it.

@srinivas_chann1 1) Yes, you can login as an admin, and create the index in crx. Then, when you want to deploy it to other instances, you can either replicate to publish instances, and/or create package of that index and deploy them on other instances.You can create a package and then include it in ...

I would also like to share the Best Practices for Querying and Indexing doc provided by Adobe. https://docs.adobe.com/content/help/en/experience-manager-64/deploying/practices/best-practices-for-queries-and-indexing.html

@ykadaru-konrad Oh. That's awesome !! If it still wouldn't have resolved the issue, I would have asked you to log a Daycare ticket. Thank you for sharing the resolution steps here.  Cheers !!

@ramgopalm545617Yes, you can display 3 different channels on 3 different displays. You will have to configure them, based on the schedule on or type of your channels, and set them up for each of the displays. The following doc may be helpful: https://docs.adobe.com/content/help/en/experience-manager...

 I think you can do that. The Screens Player will do its work on the PC, and it won't impact the other devices. I haven't tested this scenario though.