After reboot, the card will initialize without crashing— if you used version 1.6.64.16.
The most stable driver for the AVerMedia H727 on Windows 10 is . avermedia h727 driver windows 10 best
: To get the driver to "take," you may need to restart Windows into "Advanced Startup" mode and select option 7 (Disable driver signature enforcement). After reboot, the card will initialize without crashing—
Users report it is significantly more reliable and modern than the outdated AVerMedia software. Alternative: OBS Studio avermedia h727 driver windows 10 best