If your TV shows no signal during the update, try connecting via the yellow RCA composite cables instead of HDMI, as some HDCP protocols can block the upgrade display.

: Minor bug fixes for the menu navigation to ensure a more responsive experience. Technical Specifications Chipset Realtek 1186 (3D support) Storage 3.5" Internal HDD Tray (up to 3TB+) Connectivity USB 3.0, HDMI 1.4, Gigabit LAN Special Features Android Dual-Boot, AirPlay support Upgrade Process

Xtreamer Prodigy – Firmware 4.2.28 released / discussion

may be required. This involves a specific remote-button sequence—Home, 3, and Power—while the unit is booting from a clean USB stick to force a manual reinstallation.

While Xtreamer never provided a formal changelog for every point release, community reverse-engineering and user reports have identified the critical fixes in over previous versions (such as 4.2.24 and 4.2.26):