Hi
We currently plan to release the 4.9.x-op25 version for the MT6000 after v4.9 is officially launched.
Regarding the issue where DDNS does not start automatically after the router boots up, please refer to the temporary workaround below:
As for the issue with Wi-Fi not starting, could you please provide more details along with the steps required to reproduce the problem? We have not been able to replicate this issue locally.