“The machine could really feel hotter in the course of the first few days after establishing or restoring the machine due to elevated background exercise,” the corporate mentioned in an announcement Saturday. “We’ve additionally discovered a bug in iOS 17 that’s impacting some customers and shall be addressed in a software program replace. One other problem entails some latest updates to third-party apps which might be inflicting them to overload the system.”

Apple mentioned a number of the apps that may result in iPhones working unexpectedly heat embody Instagram, Uber, and the favored racing sport “Asphalt 9.”

However in some instances, customers who felt their iPhones getting abnormally heat didn’t appear to be utilizing these apps. One consumer claimed to expertise this whereas recording 4K video clips indoors on a cool British day. For others, even transient FaceTime calls had been sufficient to make the iPhone 15 Professional almost too sizzling to carry.

“It heats up after only a 2-minute FaceTime name,” wrote tech content material creator Mohit Verma on X, previously generally known as Twitter. “It is a new problem for me, as I’ve by no means encountered this with any earlier telephone.”

Robert Triggs, a senior editor for the smartphone fanatic web site Android Authority, wrote that the iPhone 15 Professional ran solely marginally hotter than rival gadgets developed by Samsung and Google when performing mundane duties like streaming YouTube. However when he measured the temperature of all three telephones whereas recording 4K video and performing exams meant to approximate lengthy stretches of graphically intense gaming, his outcomes confirmed the iPhone ran the most well liked by far.

Apple acknowledged to The Washington Publish that duties like these — which make sustained use of the iPhone’s CPU and graphics processor — could make a tool run heat. It stays unclear, nonetheless, if the underlying iOS bug Apple found exacerbates the warmth in such conditions.

What’s additionally unclear is how Apple’s forthcoming iOS replace would handle a few of these points, although the corporate advised The Publish that the up to date software program wouldn’t trigger iPhones to run slower or scale back their efficiency.

Apple added that the overheating problem is just not a security danger and won’t have an effect on the efficiency of impacted iPhone fashions.

Apple’s up to date feel and appear for the iPhone 15 Professional gadgets has additionally come below further scrutiny. Ming-Chi Kuo, a TF Worldwide Securities analyst who examines Apple’s provide chain, mentioned the corporate’s use of titanium and an inner redesign meant to trim weight had been extra probably culprits behind overheating points, a declare that Apple denied to The Publish.

In the event you’ve already bought an iPhone 15 Professional or Professional Max, and also you’ve observed it overheating throughout use, there are some things to strive that would assist carry temperatures below management.

• Activate low energy mode. This disables options just like the iPhone 15 Professional’s tremendous easy “ProMotion” display, and reduces the efficiency of the iPhone’s CPU and GPU. That might assist stop the telephone from getting uncomfortably heat, however it additionally means a number of the options you’ll have purchased a Professional iPhone for within the first place are briefly disabled.
• Disable background exercise for some apps. Within the Settings app, faucet “Normal,” then “Background App Refresh” — there, you’ll see which apps have permission to work even if you aren’t immediately them. Make sure you flip off ones you recognize you received’t want and think about turning off background exercise for apps like Uber and Instagram a minimum of briefly.

(This text has been up to date with Apple feedback all through and comes after preliminary studies earlier within the week of iPhone 15 Execs overheating.)