Thanks again for the reply. "But it is also fine to make changes in existing tab inside proxy component." - I share this view but the document I think says otherwise and I was confused as to the reasoning for the same. Probably I'm misreading the document... 

Thanks for the reply. With shared data store how do you mitigate the risks due to a single point of failure? That seems like a big drawback?

Are there any guidelines on what kind of data store configuration (shared between publish instances, shared between author and publish, no sharing at all) is best for majority of the cases?I've read in a no. of places that a store shared between author and publish may be the best choice because of t...

Are you sure you're the indexes look the same on all your publish instances?Could you compare the entire oak:index node tree in the working and non-working instances (by perhaps using infinity.json or by packaging them up, downloading the package and comparing the xml contained within)?

Thanks Arun for taking time to answer this.But it's still not clear to me as to why I should copy over the original dialog tab but not change it and in its place create a duplicate and make changes to that. The reason given is of compatibility.. considering we want to make changes to the dialog tab ...

"We are just needing to be able to add signatures to a secured document that allows Fill & Sign usage" - is this your requirement?If so, AEM is not the product for this..at the minimum it'll be overkill for the requirement you've described. Why not look into something like Adobe Sign or Docusign whi...

https://docs.adobe.com/content/help/en/experience-manager-core-components/using/developing/customizing.html#customizing-dialogs As per the 'Customizing Dialogs' section of the link above, when trying to customize core component dialogs, the dialog should be copied over to the proxy component (up to ...

What's the deal with language copies - Do they do anything other than create an exact copy of the parent language branch? If instead of using the language copy option, if I just go to crxde Lite and create a copy of the language branch and rename the language node to the new ISO code, do I stand to ...

Anyone has any insights on this?

Hello,  AEM comes with a number of importers for different ecommerce platforms which lets you sync product / variant data into AEM repository. Is there any guidelines or best practice in terms of the no. of products that can be imported? Would importing large sets of product data have any negative i...