The 10.14.6 supplemental is 18G87.
My copy is version 14.6.03, 6050807446 bytes, created Fri 26 July 2019."Install macOS Mojave App has been updated" what is the version of that? I would like to confirm before spending another 6GB. Currently I have:
View attachment 420562
For me the NVIDIA web driver stopped working after the Supplemental Update.
I plugged in an USB card with the installer I used for the original install (says bundle 14.6.02)
Install succeeded and now the web driver works (version 387.10.10.10.40.129