Shea Bunge

This light-weight plugin changes the default wordpress@sitename.com email address that WordPress uses to send emails to the one set in Settings > General. Also changes the sending name to the site title. There is no configuration, simply install and activate.
Visit the <a href="https://sheabunge.com/plugins/personal-email/" rel="nofollow ugc">plugin homepage</a>, or contribute to its development on <a href="https://github.com/sheabunge/personal-email" rel="nofollow ugc">GitHub</a>.

Personal Email

Changes the default address that WordPress uses to send emails to the one set in Settings > General.

codres

Personal QR message WP plugin.
This plugin allows the seller to create personalized messages for the buyer by a QR code technology. 
The seller can generate text, audio, video messages and send them directly via email or generate a pdf file with a QR code and include it in the order. 
Thanks to this solution, contact with the customer will become more personal and will allow your store to build a good reputation.

Personal QR Message

WordPress plugin to create a personal QR message for the buyer.

Personal Email vs Personal QR Message