The phrase refers to acquiring the specific version 1.21.30 of the Minecraft application for mobile devices, distributed as an Android Package Kit (APK) file. This method of acquisition allows users to install the application directly onto their Android devices, bypassing official app stores such as Google Play. This process is typically used for obtaining updates before they are widely released or accessing versions that are no longer available through official channels.
The availability of such files offers access to particular features or bug fixes present in that iteration. This can be important for users who prefer a certain functionality or require compatibility with specific hardware or software configurations. Historically, distributing software via APK files has provided a means for independent developers and open-source projects to reach a broader audience, and it offers users more control over the software installed on their devices.