GeneratePress
GeneratePress doesn’t offer starter sites in its free version (but does with the premium version). Additionally, it doesn’t offer any backend dashboard settings in the free version. So when you install the free theme, your first step is to jump right into the native WordPress Customizer:
Astra
Astra offers starter sites even with its free version, it has a little bit more of a structured onboarding process.
Is Generatepress faster than WordPress default theme?
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WordPress Default vs. GeneratePress
Hey! Seems like you’re using a modern WordPress theme that doesn’t use Widgets anymore, instead it uses Blocks.