How should we make our brand trustworthy?

Doing more of what we promote people of its key features

By consistency delivering as per expectations set out by the marketing campaign.

agree with expert answers above

Build an emotional connection, listen and response with action, put the relationship ahead of conversions, and deliver on your promises.  

I leave the answer to the experts, specialists in this field

Product  show reliability, durability ,acceptability ,Competitive advantage  and  creates it image due to these qualities the it is trustworthy