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Number of FAQs related to Display and Analysis Software: 1
The blog article "How to Navigate the World of Software Upgrades, Patches, and Trials" explains the difference between patches (free of charge) and upgrades (for a fee). This example quickly shows the difference between an upgrade and a patch:
| Upgrade | Patch | 
| 
 Major version change, such as 1.3 to 2.0  | 
 Minor version change, such as 1.3 to 1.4  | 
| 
 Typically requires purchase for a fee  | 
 Free of charge  |