Alirs232upgradetoolv120 Exclusive Downloader Full Updated Today

Open the ALIRS232UpgradeToolV120.exe file as an Administrator.

Connect your receiver to the PC using the RS232 cable while the receiver is powered OFF.

Multiple mode selections including AllCode, Maincode, and Userdb. Automatic port detection for COM1 through COM4. Hardware Requirements for Connection

If using a USB adapter, ensure the Prolific or CH340 drivers are fully updated.

Ensure the bits per second are set to 115200 in the tool settings.

Ensure you are using a Null Modem cable (pins 2 and 3 are crossed), not a straight-through cable.