Working in Localhost and Not working DEV instance - did you check the Network tab about the error details? Might be a Firewall or Dispatcher configuration required to pass/allow the outside domain request. Firewall or Network Restrictions: If it's working on your local machine but not on your DEV en...

please check this. https://medium.com/@toimrank/aem-and-elastic-search-integration-2f3db54cb86a

Digital Foundation Blue Print: Adobe Experience Manager (AEM) as a Cloud Service: Digital Foundation Blueprint is a reference implementation provided by Adobe. It's designed to help customers understand how to build, extend, and deploy sites on AEM as a Cloud Service. It includes examples of common ...

It is possible to add same tag to multiple assets or bulk assets. select assets in DAM folder and click on Properties and in Basic tab - you can select / add Tag  

Did you check the Audit log?   The Audit Log feature in AEM logs all the activities performed in the system, including changes to user and group permissions. To specifically log permission changes, you might need to create a custom event handler that listens for changes to the rep:policy nodes (whic...

is it downloading the dependencies ? try (force) mvn clean install  check your .m2 folder for the libraries (settings.xml)

did you change the order and number and try   /0003{/glob "*.pdf"/type "allow"}   anything from dispatcher logs? are these pdf files appearing fine in publish instance?

did you add itextpdf kernel dependency ?   <!-- iText PDF library --> <dependency> <groupId>com.itextpdf</groupId> <artifactId>kernel</artifactId> <version>7.1.15</version> --- Check the version correct or not </dependency>

Check the service user permission in publisher   cq:lastReplicationAction property of a page. This property is protected and cannot be accessed by anonymous users.

You can achieve this by using JavaScript to detect when a user clicks on any Button any Anchor / Navigation link CTA button click  closing the browser window -- that leads to a different domain. except closing the window - remaining three has configured with new domain URL. you can write a Javascr...