Any specific reason you want to use 6.2 uber jar for a code deployment on 6.4?The latest version of the uber-jar always contains the latest version of OOTB API's which will help in improved performance and higher security.Using a 6.2 uber jar to compile the code on 6.4.3 is not recommended at all. A...

I believe you need to use dynamic redirects which can be implemented at the apache level(mod_rewrite module). Check [1] for more details:https://stackoverflow.com/questions/41745351/how-to-redirect-multiple-dynamic-urls-with-apache 

Try setting up a DEBUG logger on the following class and it should capture all the events. You can parse the logs to further process the information.org.apache.sling.event

Any changes/additions of configurations from the web console will be saved under /apps/system/configSo, for your case,  service user mapping should be saved under:/apps/system/config/org.apache.sling.serviceusermapping.impl.ServiceUserMapperImpl*******Attaching a screenshot for reference below where...

As far as I can check internally, the BOGO offer is not available anymore. If that offer is available in future, page at [1] will be updated to reflect that info.[1] Certification | Adobe Digital Learning Services

Check the "How To Remove a Publisher" section at [1] and make sure all the configurations are disabled. Also, try removing nodes under "/var/sling/distribution/packages "[1] User Synchronization

That does not look like a deafult behavior. AEM should give you a 404 for non existing nodes:jbrar-macOS:~ jbrar$ curl -u admin:admin http://localhost:6333/content/geometrixx-outdoors/en/men/pants/fulani-noma -IHTTP/1.1 404 Not FoundDate: Thu, 29 Aug 2019 21:08:49 GMTX-Content-Type-Options: nosniffS...

This probably caused by one of the components whose css is not working as expected. Try to go to the jcr:content of the page in crxde and try to remove the components and check which one caused it.

After the upgrade, check if the tags were moved under "/var/upgrade/PreUpgradeBackup". I have seen this in the past.  If tags are indeed moved there, you can move back the tags to etc.During the upgrade AEM will attempt to backup customizations and store them beneath /var/upgrade/PreUpgradeBackup/<t...

Hotfix and Upgrades will only affect /libs directory. So, any workflows under "/conf/global/settings/workflow/models" and the corresponding runtime models under "/var/workflow/models" will not be overwritten.Example: customized version of the Dam Update Asset will be stored at the paths below:/conf/...