Your AVR-X2300W will continue to deliver excellent Dolby Atmos and DTS:X sound without becoming a space heater.
As of May 2026, Denon has not issued a recall or patch for the overheating issue. However, their official support page (Denon Support ID # AVRX2300W-050426) states: denon avrx2300w firmware update hot
You can turn on Auto-Update in the same menu to allow the unit to download and install updates while in standby mode. Troubleshooting "Hot" Issues Your AVR-X2300W will continue to deliver excellent Dolby
The biggest fear around the problem is bricking your receiver . denon avrx2300w firmware update hot