Alphabet’s Google on Thursday failed to persuade a U.S. appeals panel to overturn a jury verdict and federal court order requiring the technology company to revamp its app store Play. The San Francisco-based 9th U.

A US federal court ruled Thursday that Google must open its Android operating system to rival app stores, after the internet giant lost an appeal in an antitrust case filed by Fortnite maker Epic Games.

The original dispute traces back to the rapid rise of mobile gaming and, specifically, the popularity of Epic's Fortnite. Developers long faced steep commissions – typically