# Releases/Firefox 3.0.11/Test Plan:Software Update

## Testing Partial, Complete, and Fallback Updates

To test partial, complete, and fallback updates:

• Partial: This refers to testing an update from the immediate last release, in this case going from 3.0.10 to 3.0.11.
• Complete: This is applicable for users updating from 3.0.9 to 3.0.11. It also appears if a partial update fails.
• Fallback: For this you first get whatever update the usual way, but you don't apply it. Then you test that it can get fetch another copy of the update if something were to go wrong. You do this by: