Make sure you have Bus Simulator Indonesia installed on your device. You can download it from your device's app store if you haven't already.
If you are preparing a paper (academic or technical) on this topic, here is a structured outline you can follow: Map India for Bussid – Apps on Google Play indian map mod for bus simulator indonesia download portable
You're looking for information on the Indian Map mod for Bus Simulator Indonesia, specifically on how to download a portable version. Here's what I could gather: Make sure you have Bus Simulator Indonesia installed