[Membership 2 Pro] Unable to control how often Membership 2 PRO expiration emails are sent.

Hi there!
Unable to control how often Membership 2 PRO expiration emails are sent. Also, email address, aknath.707@gmail.com is shown as a 'to' address on these emails.
Screenshots:
https://www.dropbox.com/s/r8w3qnimd3jf2ed/Screenshot%202019-02-11%2012.00.41.png?dl=0
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https://www.dropbox.com/s/o1tsykhq3jpk6b2/Screenshot%202019-02-11%2012.00.20.png?dl=0
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https://www.dropbox.com/s/qbgsh294hqsvn2w/Screenshot%202019-02-11%2012.05.07.png?dl=0
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Can you please assist?
Thanks.