Can not write MQTT Engine's Tag

Hello everyone, I have a problem.

About MQTT Engine Tag.

I use MQTT engine 's tag.
Its source from ignition test edge 's MQTT Transmission and locol ignition server MQTT Distributo now,
and it can reading normally,but it can’t write.

I checked my MQTT Distributor’s User ACLs setting is “RW #”.

Did miss detail setting?

check on the gateway config page for engine “Block Node Commands” and “Block Device Commands”.

thank you!!
I success