You may need to edit the entry for frequency 12525 .
Press 8282 and then OK .
Never turn off the power during the update, as this can permanently damage the receiver. 2. Manual BISS Key Entry Strong Receiver Upgrade Software To Watch Tv3
Upgrades can fix "No Signal" errors, improve signal-to-noise ratios, and update BISS or PowerVU key menus needed for channels like TV3.
Visit the official Strong Technologies Download Center or strong-eu.com to find the exact .bin file for your model. You may need to edit the entry for frequency 12525
“Always retain a backup of your current channel list (via USB export) before upgrading... to restore favorites quickly.” Alibaba.com How to Upgrade Strong Receiver Software: A Practical Guide
For many Strong models, watching TV3 requires either a full software flash via USB or manually entering new BISS keys. 1. The USB Update Method (Recommended) “Always retain a backup of your current channel
This is the safest way to ensure your hardware supports the latest broadcast standards.