You want to right click on the layer in the layer pallet and select "New Smart Object Via Copy"

Do you have auto select selected? That will select the top most layer that you place your cursor over, duplicate it, and move the copy, which will then be locked.

If you have CC you can go to preferences>Experimental features and select scale UI 200%. Otherwise you're out of luck.

This is something a script could do, if you can do extendscript coding. Basically, you just need to loop though all the layers, getting the layer name and content is easy, then writing that…

You need to specify what your onboard card is and what OS, for anyone to answer.

Great, glad you got it working.

Thanks, for that insight, Tom. I didn't think about using the layer's panel to record the duplicate.

As Station_two mentioned, you're using a version of LR that is not compatible with the older version of PS CS5. I don't know it LR has the ability to save DNGs to work in older versions of PS. If…

Normally for feature request, you can got to Adobe - Feature Request/Bug Report Form and post your request. The more responses it gets fro other people, the more likely Adobe will be to consider it.