Version 3.6.1 perfected the iconic horn system. For the uninitiated, "Om Telolet Om" is a local phenomenon where kids wait by the road for bus drivers to honk their musical air horns.
Open the downloaded file to begin installation. If it is an XAPK, use a dedicated installer app. Place OBB Data: If the download came with an OBB folder, move it to Internal Storage > Android > obb > com.maleo.bussimulatorid Is it worth using version 3.6.1?
: Go to Settings > Security on your Android device and toggle on "Install Unknown Apps" for your browser or file manager.
For most users, 3.6.1 is the "Goldilocks" version —it has all the features of the modern game without the instability of the 3.7 beta.