The device will usually restart automatically with the new channel list applied. ⚠️ Important Precautions
The receiver will ask "Do you want to update database?". Select Yes .
Ensure your receiver actually uses the GX6621 chip; installing an .sdx for the wrong processor (like GX6605) may result in an "Invalid File" error or a boot loop. Download GX6621 DatabaseV66 sdx
💡 Look for "NileSat" or "Moving" (Multi-Sat) versions depending on whether you have a fixed or motorized dish setup. بلال سات - Facebook
Save the DatabaseV66.sdx file to the root of a FAT32-formatted USB drive. Connect: Plug the USB into your satellite receiver. The device will usually restart automatically with the
NationalChip GX6621 (often found in Senator, StarSat, and Qmax receivers). File Extension: .sdx (Satellite Data eXchange).
Go to Menu > Expansion > USB (or Settings > Upgrade ). Select: Highlight the .sdx file and press OK . Ensure your receiver actually uses the GX6621 chip;
Nova I-Mac, Joker X Max, and various "Mini Hybrid" models. 📥 How to Install the .sdx File