Bloomberg News , reported Monday, that Apple Inc. , AAPL +0.75%, is trying to maintain production levels of the upcoming iPhone 15 line relative to previous year’s levels, despite economic uncertainty. According to the report, Apple is asking its suppliers for 85 million units to be produced of the new iPhone line. Bloomberg reported that Apple cut its production forecasts for the new line of entry-level iPhones because of production problems with an image sensor. However, it increased its orders for more expensive Pro iPhones. Apple’s reported desire to maintain iPhone production coincides with general signs of a softening mobile-phone market from Taiwan Semiconductor Manufacturing Co. Ltd. , +0.58% , and others. IDC also predicts that global smartphone shipment could drop 3.2% in this year. Apple did not immediately respond to MarketWatch’s request for comments on its plans for the iPhone 15 series. Apple’s shares rose 0.5% Monday morning in premarket trading.