You did exactly the right thing
###You did exactly the right thing TheThe whole network follows Zanna's opinion by now, see Why are some questions marked as duplicate?:
There are many ways to ask the same question, and a user might not be able to find the answer if they're asking it a different way. (…)
Some duplicate questions may eventually be deleted, but often they are left as a signpost pointing people towards the canonical answer to that question.