### Checking and Updating TQSL's Configuration Data

TQSL is driven by Configuration Data that defines

- Bands
- Modes
- Propagation Modes
- Satellite Names
- DXCC Entities
- Primary Administrative Subdivisions (e.g. US States, Canadian Provinces, Russian Oblasts)
- Secondary Administrative Subdivisions (e.g. US Counties)

##### Determining What Version of Configuration Data TQSL is Currently Using

Select the Help menu's About command (on OS X, select the Application menu's About command); TQSL will display an About dialog that displays the Configuration Data version it's using.

##### Determining Whether a New Version of Configuration Data is Currently Available

If your computer has access to the internet, you can determine whether a new version of Configuration Data is available by selecting the Help menu's Check for Updates... command. If a newer version is available, the Update Available dialog will appear, showing the new version available and providing an OK box that if clicked will download and install the new version:

The Check for Updates... command will also inform you if a new version of TQSL is available.