To perform an "Offline Activation", please follow the steps below:
Find the host ID of your system (Please note that this isn't the name of the computer or the number returned by the Linux hostid command).
Note: For a host ID that doesn't include a VDH1 prefix please remove and colons
For instructions on how to do this please visit How to find your host ID as read by Maple.
In a web browser, go to the website for Offline Activation.
Enter your Purchase Code.
You can find instructions on how to find your purchase code Here.
To use the host ID found in instruction 1 open the text file that was made on your Desktop.
Copy everything between the quotes " " not including the quotes from the text file. Add commas between the host IDs if there are more than 1, in the text file they will be separated by spaces.
Follow the on-screen instructions, which will result in an email being sent to you with your license file.
The email will include instructions on placing your license file, license.dat, in the appropriate folder on your computer, <maple>/license. For more details, please see Here.
Try running Maple.