NOTE: Amazon does not allow sending files to the Kindle for PC app.
Only iPad, iPhone, Android, or a Kindle Reader
I can send a Web link for reading if you have this issue.

Allowing Bruce to Send a Kindle file to your app:

FROM YOUR WEB BROWSER:

Select My Account >>>

Select Manage Content and Devices >>>

Select Preferences >>>

Scroll Down to Personal Document Settings

Locate your Send to Kindle email address
Copy this and DM or email this address to Bruce >>>

Add “bruce@ithou.com” as an approved email address >>>