No, your not missing anything. Debian's version of Chromium for armhf
has been broken for awhile now..
I have an older "special" version in the repo..
First, nuke the version you installed..
sudo apt remove chromium --purge
sudo apt update
sudo apt-cache madison chromium
#which should list:
#
# chromium | 72.0.3626.122-1~deb9u1 |
http://deb.debian.org/debian-security stretch/updates/main armhf
Packages
# chromium | 70.0.3538.110-1~deb9u1 |
http://deb.debian.org/debian
stretch/main armhf Packages
# chromium | 67.0.3396.87-1~deb9u1rcnee0~stretch+20180925 |
http://repos.rcn-ee.com/debian stretch/main armhf Packages
sudo apt -y --allow-downgrades install chromium=67.0.3396.87-1~deb9u1rcnee*
#Then lock it down so you don't upgrade it..
sudo apt-mark hold chromium
Regards,
--
Robert Nelson
https://rcn-ee.com/