Based on that title, here are the you would expect from such a driver or software package:

(like Huawei, ZTE, or an Orbit model) printed on the back? Providing that will help find a specific manual download link if the plug-and-play fails. MyOrbit: Provider Internet Rumah Terbaik

You cannot download a driver without knowing your hardware. Telkomsel does not manufacture its own chips; they rebrand modems from manufacturers like Huawei, ZTE, and Alcatel. Look at the sticker on the back of your device.