According to the PDF, the update isn't for my non-hatchback but it worked just fine :P
Obviously, continue at your own risk, if the system will even let you get that far.
Save yourself $30+
You can download the SB 18-001 update and put it on the root of a FAT32 USB drive: https://mega.nz/#!3GZz3LwD!YN_y2_YUItfWoHM4alHVMR3vBeJ95HZ7pZfLjKq9xM0
Thanks to carrsteven for testing it on another flash drive.
EDIT:
Disclaimer: This is for the 5-door hatchback. Some...
I purchased the SB 18-001 flash drive (07AAU-TGGA1A0) and updated my 2017 Civic EX-T (non-hatchback) from 1.F191.59 to 1.F197.00
The update took less than 10 minutes. Previously, I was having random CarPlay disconnects. I originally thought it was my lightning cable but changing that out didn't...