If you are running firmware R136-1010 or older, you are essentially using a prototype. Update to R136-1025-2140-0010 immediately.
If you haven’t updated your unit yet, do not rely on the "automatic update" notification. It is often delayed. Here is the safest, fastest method. pioneer vsx934 firmware update fixed
: Navigate to System Setup → Miscellaneous → Firmware Update → Update via Network . Via USB : If you are running firmware R136-1010 or older,
: A key update added support for Dolby Atmos Height Virtualizer and DTS Virtual:X , which simulate overhead sound effects for setups without dedicated height speakers . It is often delayed
: If the update fails, it is often due to a network interruption or an incompatible USB drive. Ensure you are not using a drive larger than 32GB and that it is not formatted to exFAT.
: If the receiver becomes unresponsive after an update, you can perform a factory reset: