If the power goes out during a flash, your box could become "bricked" (permanently damaged).
If the 4.0.2 version is pushed by your provider, select it to begin downloading and installing. Troubleshooting Stb Upgrade 4.0.2 Stb Upgrade Ver 4.0.2 Download
Resolved issues where certain devices struggled to connect to specific IPTV portals. Prerequisites Before Upgrading If the power goes out during a flash,
Set the upgrade mode to AllCode or Software (avoid changing bootloader settings unless explicitly instructed by the manufacturer). Stb Upgrade Ver 4.0.2 Download
: Minor tweaks to the Electronic Program Guide (EPG) for faster navigation. Pre-Installation Checklist