Computer package misled regarding purpose (7)

I believe the answer is:

applied

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'misled regarding purpose' is the definition.
The answer and definition can be both to do with communicating as well as being past participle verbs.
Maybe you can see an association between them that I can't see?

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for applied that I've seen before include "Administered" , "Employed" , "Useful" , "Put oneself forward, for a job say" , "Asked (for job); not pure (maths)" .)

I've seen this clue in The Independent.

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