Integrations (PTC products, 3rd party products and code) > 3rd party product integrations (CM, DOORS, Rose, Simulink and XML) > Configuration management tool integration > How to... > Set up the default CM tool and automatic opening of the advanced options dialog > Setting the default CM tool on your computer (CM tool integration)
  
Setting the default CM tool on your computer (CM tool integration)
Modeler works with the default CM tool on your computer, which is determined through the ProviderRegKey registry entry.
To verify the default CM tool on your computer:
1. Open the Registry.
2. Select the following key.
For 64-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ Wow6432Node\ SourceCodeControlProvider\
For 32-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ SourceCodeControlProvider\
3. The value of the ProviderRegKey entry determines the default CM tool.
To change the default CM tool on your computer:
1. Open the Registry.
2. Select the following key.
For 64-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ Wow6432Node\ SourceCodeControlProvider\ InstalledSCCProviders
For 32-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ SourceCodeControlProvider\ InstalledSCCProviders
3. Record or copy the data value of the entry that represents the CM tool you want to use by default.
4. Select the following key.
For 64-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ Wow6432Node\ SourceCodeControlProvider
For 32-bit versions of Windows:
HKEY_LOCAL_MACHINE\ Software\ SourceCodeControlProvider
5. Set the data value of the ProviderRegKey entry to that recorded in step 3.
6. Close the Registry.