The results also indicate that newer versions exist (e.g., from 2024), but the 2021 version is specifically available through the Telegram channel linked above.
The RT809F and RT809H update from October 2021 ( RT809H_RT809HSE_20211012.rar ) can be found within the telegram channel "RT809F & H Update". RT809F & H Update - 20211012 Download RT809F 20211012 rar
If you are looking for a more recent version (as a 2024 version was mentioned), RT809F & H Update The results also indicate that newer versions exist (e
You can also check doc.ifix.net.cn for the latest software versions. 2021. File Name: RT809H_RT809HSE_20211012.rar
The channel provides several archives for RT809F & H updates dated October 15, 2021. File Name: RT809H_RT809HSE_20211012.rar