how to enable this plugin ?

my Pub Key is : (952b22b0-620e-4c9e-be58-5ebd09a5f7f3)
I don't know what's meaning of "Enter 'via' handle"
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my Pub Key is : (952b22b0-620e-4c9e-be58-5ebd09a5f7f3)
I don't know what's meaning of "Enter 'via' handle"