could not found usb driver software for my device

i am learning android development and i want to test app on my hardware device which is lenovo A536. in order to that i follow these steps.

1. i try to update driver software in device manager.

2.browse the driver in C:\Users\Lenovo\AppData\Local\Android\sdk\extras\google\usb_driver.

3.but it says windows could not found driver software for your device.

As display in images.

browse the driver in C:\Users\Lenovo\AppData\Local\Android\sdk\extras\google\usb_driverwindows could not found driver software for your device

then i tried to find out driver on official lenovo site but could not found also their.please help what can i do now.