Yes, the invoice can be easily printed or downloaded from the Booking Invoice email.
Once you have received the booking invoice email. Click on "Print Option". Click as "save as PDF"
On Mac, Invoices can be also saved by taking a screenshot -
To take a screenshot, press and hold these three keys together: Shift, Command, and 3. The screenshot will be saved on your desktop.
For others, an Invoice image can be taken by clicking on "PrtSc" on your keyword and select the area you would like to save. Print can be taken from the image saved.
Note. This button can be placed in different positions on different laptop models.