Apple is accelerating investments in India, based on the bullishness that the Indian market will drive its volumes, even though growth in sales of the company’s flagship iPhone is slowing in a major way globally.

In the last quarter, Apple’s iOS app accelerator, as well as its manufacturing unit run by contract manufacturer Wistron in Bengaluru, went online. These investments are in addition to the company’s overall spending in growing its sales channel and marketing. “We began to produce the iPhone SE there (India) during the quarter, and ...