Knowledge Base
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General Questions (FAQs) and How-To Answers →
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Installation & Downloads (Updates, Fixes, Utilities & Registration) →
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Maps, Aerial Photos, 3-D View, and related navigational data →
- TNP's Internet status is RED (or can't access Aerial Photos. Satellite Images, and most non-USGS topo map types)
 - Aerial OrthoPhotos and Satellite Imagery – What's Available and When are they Updated?
 - What Happened to the "Open Map Window" and Other TNP 11 (and TNP 12) Questions
 - Do you offer current USGS topographic maps?
 - Understanding Map Scales
 
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Printing and Publishing Maps and Photos →
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GPS: Connectivity, Configuration, and Troubleshooting →
- GPSs Compatible with Terrain Navigator Pro
 - Using a GPS that is not on the GPS Compatibility List or Available in TNP's GPS Setup
 - Configuring Terrain Navigator Pro to the GPS - Basic Instructions
 - Connecting a Garmin USB GPS
 - Why do I get a GPS Error about 'two modes of operation' and how do I correct it? (Also "USB Open Failed")
 
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Import and Export (Map Pass/GPX, Maps, Photos, Markers, DEM, etc.) →
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TNP Mobile App (iPhone, Android) including TNP Mobile Maps →
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Web Planner and Online Mapping →
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Manuals, User Guides, and Instructional Videos →
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All articles →
- Update/Fix: Version 12.2.1 Software Upgrade
 - GPSs Compatible with Terrain Navigator Pro
 - The printing features are overwhelming and seem very complex - what can I do?
 - User Manual: Terrain Navigator Pro 12.0
 - TNP's Internet status is RED (or can't access Aerial Photos. Satellite Images, and most non-USGS topo map types)