: Check the bottom status bar of the software. It should display "Device connected" or show the serial number of your programmer.
: Many antivirus programs flag programmer drivers or executable files as "false positives." It is recommended to temporarily disable real-time protection or add the download folder to your exclusions.
While you are looking for the July 2021 version, the RT809H software frequently receives updates to support new IC chips. You can usually check for the latest version within the software via or by visiting the manufacturer's forum regularly. Download RT809H 20210701 ENG rar
: During the initial prompt, select English .
The specific version 20210701 is a legacy stable build of the RT809H software. : Check the bottom status bar of the software
: Click "Next" through the installation wizard. It is best to keep the default installation path (usually C:\RT809H ).
: If the interface is still in Chinese, look for the Language (L) menu at the top and select English . 5. Keeping it Updated While you are looking for the July 2021
: Visit the official iFix site (Chinese) or their international support pages.