Knowledgebase

What are the differences between the trial files and licensed version?
NOTE! This FAQ does NOT apply to Version 7. The only differences between the free trial and the...

How do I upgrade the Version 6 Trial to the full version?
When you have purchased a license for Version 6 and have received the order number, follow the...

Fatal error: Unable to read X bytes in file.php on line 0
Zend Optimizer requires the appropriate files (see the installation instructions) to be...

How do I contact you?
If you need to contact us for support or general questions, please use the forums (registration...

How do I change file permissions?
There are three files that need permissions changed once uploaded to the web server:...