Recently, I was quite surprised that after upgrading my system to version 1809 my RSAT tools are missing. Just empty place holders were left. Quick check in Add/Remove Windows features revealed that there is no more option to install the RSAT tools. After quick googling I found quite good explanation and fix for this. Apparently, I missed some release information from Microsoft and simply didn’t know that from version 1809 onwards it will be available as “features on demand” feature. Good is that, the fixing was quite simple, just enter below in elevated command prompt and press Enter:

Credits go to Stephen Wagner and his blog: