Battery Draining issue with iphone 15 Pro

Hi All,

I’m reaching out to share my ongoing struggle with severe battery drain on my iPhone 15 Pro after upgrading to iOS 18, as well as my disappointing experience with Apple Support. I’m hoping the developer community or someone at Apple might provide better insights or solutions since standard support channels have proven unhelpful.

Despite starting my day with a full charge (95–100%), my battery drops to 20–25% by mid-afternoon, even with moderate usage. I visited an authorized service center, where they formatted the device and claimed to have tested it thoroughly, concluding there was “no issue.” However, the problem persists.

I escalated to Apple Support, who suggested generic fixes like disabling background app refresh, adjusting auto-brightness, and turning off location services—all of which had negligible impact. Then, I was asked to remove most third-party apps and observe the battery performance, which unsurprisingly showed the same issue.

Logs were eventually sent to the Escalation Team, but their response was disappointing—they asked me to use the phone without any third-party apps (e.g., WhatsApp, YouTube, etc.) for 72 hours to analyze its performance. This solution is not only impractical but also unacceptable for a device marketed as capable of handling regular app usage.

As a developer, it’s baffling that Apple hasn’t acknowledged or addressed such widespread battery drain issues post-update. If the device isn’t optimized for third-party apps, shouldn’t this be made clear during launch events or in promotional materials?

My warranty expires in two months, and I’m concerned this issue will be brushed aside once the device is out of warranty. I’m looking for advice on how to escalate this matter further or any technical insights that might help.

Apple’s lack of accountability in resolving this issue is deeply frustrating. Has anyone else faced similar issues, and how have you approached it?



iPhone 15 Pro, iOS 18

Posted on Mar 10, 2025 3:27 AM

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5 replies

Mar 10, 2025 11:08 AM in response to shree0077

Go to Setting > Battery and scroll down to view Battery Use by apps for the last 24 hours. Post a screenshot of what you see there.


Yes, it is true the Meta apps including Facebook, Messenger, Instagram, WhatsApp have been the biggest problem for apps that are draining your battery and Meta has even acknowledged that there was a bug in their apps causing it. They claimed that they released an update that helps, but it clearly has not been resolved. Other apps have been seen as troublesome like Snap and Youtube, but the most common problem is the Meta apps.


That problem is seen across all devices and other iOS versions as the problem occurred with a Meta update, not an iOS update. The Google Support forums are also seeing the same complaints from the apps on Android phones.

Mar 11, 2025 9:27 AM in response to kgari

kgari wrote:

By the way, I am not on any social apps. Meta still exists on my Ipad because I cannot find a way to exit it, but I have deleted the app.

Not sure what you mean by Meta existing on your iPad, but you have deleted the app. To identify any problematic apps that could be causing the problem go to Setting > Battery and scroll down to view Battery Use by apps for the last 24 hours. Post a screenshot of what you see there.


Mar 10, 2025 11:13 AM in response to Mac Jim ID

From a Developer's perspective, you are aware the apps are free to use Background Processes to continue to run tasks even when not using the device. This is different than Background App Refresh, that can be turned off, you cannot turn off Background Processes and are integral to any modern OS. In fact when the iPhone was first launched, Background Processes were not allowed and Apple was berated for it. Apple displays the performance impact of the background processes in the Battery Settings and it is your choice if you want to continue to use the app.

Mar 10, 2025 11:29 PM in response to shree0077

Yes I joined this group because my experience with the iphone 15 has also been so disappointing, re battery running out of charge. In fact it is no better than my old iphone 11 which I recently replaced for the very same reason - running out of charge too soon. To make it worse, I also updated my ipad pro to the latest model and am finding the very same issue with that. I am using one charger for both and find I am using the charger full time in order to keep both charged up enough to use. We have just had a cyclone and I was lucky not to lose power because I would have very quickly been out of contact if I had to rely on these batteries. What's going on Apple?

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Battery Draining issue with iphone 15 Pro

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