Upgrading ThingWorx Navigate > In-Place Upgrade > In-place upgrade to ThingWorx Navigate 1.9
  
In-place upgrade to ThingWorx Navigate 1.9
The in-place upgrade consists of these high-level steps. In the next topics, you’ll find more detailed procedures for each part of the process.
1. Upgrade ThingWorx:
To upgrade ThingWorx Navigate, you need to upgrade ThingWorx. Follow the in-place upgrade instructions in Upgrading to ThingWorx 8.4.
2. Follow upgrade steps depending on your authentication method:
◦ Single Sign-on—To set up Single Sign-on for the first time, follow the instructions in “Scenario: ThingWorx as a Service Provider and Windchill as a Resource Provider” in PTC Single Sign-on Architecture and Configuration Overview Guide.
If you already have Single Sign-on configured, skip to Step 3.
◦ Windchill Authentication-Skip to Step 3.
3. Set file download types.
4. Upgrade Integration Runtime.
5. Import ThingWorx Navigate related extensions.
6. Restore your configuration and custom tasks into the target system. If you have Single Sign-on, you’re done.
7. If you’re using Windchill Authentication, you have one additional step for the upgrade process.