Getting Started with ThingWorx > Navigation in ThingWorx > User Menu > Preferences
  
Preferences
Option
Description
Service editor theme
Display options for the service editors: Dark, Light, or Eclipse based. The image below contains the Dark theme.
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Provide comment with save
If selected, a dialog box displays for each save. If comments are added, they are added to the entity's change history in the Comment column.
Use legacy Composer
If selected, reverts the UI to legacy Composer.
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This option is only available in ThingWorx 8.3.
Enable jQuery 3.x runtime
If selected, mashups are rendered using the jQuery 3.x runtime.
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This option is only available in ThingWorx 8.2 and 8.3.
Switch from the General Information view after initial save
If selected, after entities are initially saved in the General Information view, the next logical view for the entity opens. For example, the Design view opens for Mashups, Masters, and Gadgets.