Where is launcher in Android?

With some Android phones you head to Settings>Home, and then you choose the launcher you want. With others you head to Settings>Apps and then hit the settings cog icon in the top corner where you’ll then options to change default apps.

What is the default launcher for Android?

Older Android devices will have a default launcher named, simply enough, “Launcher,” where more recent devices will have “Google Now Launcher” as the stock default option.