BRUSSELS, July 8 : Apple lost its challenge on Wednesday against landmark EU rules that designate its app stores and operating system iOS as gatekeepers subject to obligations aimed at giving rivals more room to compete.The EU Digital Markets Act, which sets out a list of dos and don'ts for Big Tech with the threat of fines of as much as 10 per cent of a company's global annual turnover, has triggered legal challenges by Apple, Meta and ByteDance since it took effect in May 2023.The ruling by the Luxembourg-based General Court will strengthen the position of EU antitrust regulators as they attempt to make space for rivals and give Europeans more choice."The General Court dismisses Apple's actions regarding its designation as a gatekeeper in relation to the App Store and iOS," the tribunal