VIETNAM TECHNICAL VIEW
The (entry-level 5.1 receiver, circa 2012–2014) does not have:
The display will show "UPDATING." Do not touch any buttons until it finishes and automatically reboots. ⚠️ Troubleshooting & Tips
from 1.4 to 2.2. This means that even with the latest software, the unit cannot support native UHD/4K content protection, which requires a hardware change. HDMI Support maintains support for HDMI 1.4a with 3D , but does not support HDR via software. Network Features
