If you cannot find your original fulfillment email, you can have your license code resent to you automatically: Postbox License Code Retrieval page email address you used at the time of purchase.
Check your inbox for an automated message containing your retrieved license details. Postbox License Code
Once you've obtained your Postbox License Code, entering it is easy: If you cannot find your original fulfillment email,
This article explores everything you need to know about the Postbox license code, how to obtain one, activation procedures, and how to manage your license. What is a Postbox License Code? What is a Postbox License Code
It is incredibly common to lose track of software keys, especially when migrating to a new computer or formatting a hard drive. If you cannot find your registration email, use these methods to recover it:
If you rely on Postbox for daily email, invest in a legitimate license. The cost is minimal compared to the value of your time and data security. If budget is tight, consider free alternatives like Thunderbird (which Postbox is originally based on) rather than risking malware from fake license codes.
Generally, a single user can install the license on machines they personally use.