1. Open a Defold project
2. You should see a prompt to initialize the extension

or

1. Press Ctrl+Shift+P (or Cmd+Shift+P) or go to View > Command Palette.
2. Select Defold: Initialize

Note: read about the addressing if you are not familiar with the concept

For now the suggestions are not refreshed automatically when you make any changes to your .go and .collection files. For now you need to re-index them manually by runnin a command.

1. Open a .script file, you should see suggestions after typing a ", or pushing Ctrl+Enter with cursor next to a ".
2. Run "Defold: Index game files for autocompletion" when you need to refresh the autocompletion

Note: requires Defold editor running in the background

Note: you can set a hotkey for this command as well as for any other command

Note: read about hot reloading in Defold

1. Open Defold editor
2. Run your game
3. Modify a .script file and save it, the modified file should be hot-reloaded

https://user-images.githubusercontent.com/7230306/222926994-3aa97bc2-74c4-48f7-a183-176b024d2a41.mp4

You can generate the app manifest from Defold editor:

Or from VSCode: