And that is why one would want at least a 4K video recording option on their handset. (phoneradar.com)
Once you've got the module installed, be sure to activate and reboot, then you should be able to adjust call recording options from the module's main interface. (android.gadgethacks.com)
Moreover, there was no 4K recording option, just 1080p resolution at maximum. (phoneradar.com)