@Mahesh_Gunaje You can find dispatcher version from the dispatcher logs toosearch for the below/similar entry in dispatcher.log. Here 4.3.6 specifies the dispatcher versionDispatcher initialized (build 4.3.6/apache-2.4-linux-x86_64-ssl1.1)

@varaande You might have taken a backup of AEM server before the upgrade. You can try to restore the same backup to revert to previous version

@Amsalek4 Check if your pages are published. the sitemap generator will only consider published pages.Also ensure that you have set the page property sling:sitemapRoot to true on your target root. 

@sesmic As per your requirement, you can prefer to use servlet instead of sling model and call the servlet when the user performs actions (such as selecting dropdown value)

@KannanCh2 Deny all rule is recommended because it prevents access to sensitive areas of AEM repository.This will prevent sensitive information leakage from AEM repository. This approach enhances security and minimizes vulnerabilities.  

@Mahesh_Gunaje There is no such Dummy API availableYou have to either install Magento in your local or You can check in your organization if there is any Magento sandbox available and use its configuration in your local AEM to test CIF features

@madhukumari A config.preview OSGi configuration folder cannot be declared in the same way a as config.publish . Instead, the preview tier inherits its OSGi configuration from the publish tier’s values.However, You can explicitly define configuration values in environment variables in cloud manager ...

@jayv25585659 The following order of precedence applies for OSGI configurationsIf you have modified any config directly from system console (i.e AEM OSGi admin console) then AEM creates another .config file and this file gets precedence over your Config file, apps, or libs.If you have made changes i...

@SangramT Additionally, You can also try using AEM preprocessor to clear cache while replication.Please find the below link for referencehttps://aem4beginner.blogspot.com/aem-preprocessor

Request for Feature Enhancement (RFE) Summary:Request to have a feature to purge AEM cloud OOTB CDN cache using cloud manager.Use-case:Currently, we use CURL to clear cache using the x-aem-purge-key provided by Adobe for each environment. Can we have an interface in cloud manager to purge the OOTB C...