The specific version 20210701 is a legacy stable build of the RT809H software.
: 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. Download RT809H 20210701 ENG rar
: Visit the official iFix site (Chinese) or their international support pages. The specific version 20210701 is a legacy stable
: Right-click the .rar file and select "Extract to RT809H_20210701_ENG/". : Right-click the
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.
: Ensure the file you download is named RT809H_20210701_ENG.rar or similar to confirm it includes the English language pack. 2. Prepare for Installation Before extracting the files, take these precautions: