When you are copying a file all related metadata must be copied. Reproducible: Always Steps to Reproduce: 1. Copy a file with metadata using Dolphin. 2. 3. Actual Results: No metadata is copied Expected Results: Metadata must be copied Maybe this behavior must be configurable because some people don't like it.
*** This bug has been marked as a duplicate of bug 161403 ***
I'm talking about all metadata and not only tags.