When updating the app, all firmware files are updated as well automatically. You can update your iPhone manually by downloading the IPSW firmware files.

There are some occasions where you would have to restore the firmware, and this can be done through iTunes normally. With all this information, you must have known why you need or need not restore the firmware on iPhone, the result of it, and how to restore iPhone firmware without iTunes. We truly hope that you find this guide helpful and your firmware can be restored properly. If you have any other questions, please feel free to leave us a comment below, or download and take TunesKit iOS System Recovery a try. Both iOS 15.4 and watchOS 8.5 now include a new tool that allows users to wirelessly restore the Apple Watch firmware using their iPhone. Apple recently released the fourth version of iOS 15 today, since it launched in September 2021. In the first part, we will talk about 3 different methods to restore iPhone firmware.

Inside every hard drive is a piece of software that acts as a translator, allowing the hard drive to communicate with your operating system and applications. This software is called firmware, and it’s hard-coded into the hard drive straight from the factory. Despite extensive testing, many hard drive manufacturers have released buggy firmware in the past, including such giants as Seagate. FSCK stands for “File stock ROMs System Consistency Check,” and its purpose is to check and potentially repair the consistency of the file system on your hard drive.

It’s also an Apple-recommended way to fix many subtle system errors, because a hard reset will force all the software to reboot and resolve some temporary hiccups. Moreover, this is helpful to identify whether iPhone not turning on is due to a hardware problem.

• This will break its power cycle and restart it without much trouble.
• The Open and Repair tool is mostly used to fix an unopenable Word file or Excel, PowerPoint document.
• Vera is an editor of the MiniTool Team since 2016 who has more than 5 years’ writing experiences in the field of technical articles.
• It will thereby fix the ‘iPhone software update failed error.
• It also works to help you repair a corrupted DOCX file.

Please retry, and if the problem persists, please contact Victron Energy. The requested encryption is not supported by the product.