A federal judge has ordered Google to make major changes to how its Play Store operates. Last year, a jury in the Epic v. Google case decided that the company’s Android app store operated as an illegal monopoly. In his ruling Monday, Judge James Donato ordered Google to open the app store to competition for three years, starting on Nov. 1, the Verge reports. Under the ruling, the Play Store will be required to distribute rival third-party app stores, reports the AP. The company has also been ordered to make the millions of apps in the store accessible to rivals. In another major change, Google…