You can find the answers to many questions here, it’s very likely someone before experienced the same problem as you do. Otherwise you can also submit an issue ticket and wait for our help.
This article concerns Mac OS X users only
If you're getting message that
.key file is corrupted
or unrecognizable, reported by Preview application or Apple's Keynote, or
if you open license key file and see gibberish in TextEdit application, it
means that you're trying to open key file by clicking or double-clicking it,
or web browser you use tries to automatically open newly downloaded
file. This is not the right procedure for activation our software.
Please locate the license
.key file you've just downloaded and follow the
procedure described in this FAQ entry:
Use the search or contact our staff:Submit a ticket