Hello, I am contributor / Author to AEM6.5 (Im not superuser).
If not, I will need to tag each document manually. Main reason of automation is, we have 2000+ product pages for each country and we work in 167 countries. Hence manually working on it is impossible.
You can leverga the ACS-COMMONS tool:
Just set the Binary to "NO" so this process just updates the meatadata.