How did I not know this one  Check the first comment, you’ll need this 

The iPhone is a device with which we are all familiar, and its evolution over the years is noteworthy. While it features only three physical buttons for volume control, these buttons offer functionalities that extend far beyond mere sound adjustment. They conceal a variety of capabilities that can enhance user experience. Let us delve into the underutilized features of these buttons and uncover their diverse applications.

1. Capturing Photos and Videos
   Your iPhone’s volume buttons can function as an alternative shutter release. By pressing either button, users can take photos in different modes, such as portrait, standard, and panorama. This functionality also applies to video recording—press to initiate and press again to halt. For burst photography on newer models, simply hold down the volume up button.
2. Simplifying Document Scanning
   When it comes to scanning documents, there is no need to struggle with on-screen controls. In applications like Files, Mail, Notes, and Reminders, the volume buttons can serve as a convenient shortcut for the document scanner. A quick press of either button allows for an efficient scan, enhancing your document management experience.
3. Effortless Alarm Management
   For those who may struggle to wake up or require a few extra minutes in the morning, the volume buttons can be utilized to manage alarms. A simple press allows users to snooze or deactivate alarms, providing a practical alternative to on-screen options.
4. Quick Access to Emergency Services
   The iPhone also facilitates swift access to emergency services, ensuring that help is just a button press away.In critical circumstances, your iPhone can serve as an essential tool for assistance. To swiftly make an emergency call, press and hold the side lock button along with either volume button. By swiping the SOS icon, you can connect with emergency services immediately, even if your device is locked.
5. When your iPhone becomes unresponsive, the volume buttons can provide a solution. To force a restart, press the volume up button, then the volume down button, and finally the side lock button. This hardware reset can effectively address issues when a standard restart is insufficient.
6. In situations requiring heightened security, you can temporarily disable Face ID or Touch ID by pressing and holding the side lock button along with either volume button for two seconds. This action ensures a rapid lock, thereby enhancing your privacy when necessary.
7. During busy times, it is important to have efficient methods for managing calls. You can silence incoming calls, whether they are regular or FaceTime, by pressing either volume button. This action also stops vibrations in silent mode, providing a discreet way to handle calls while on the move.A Versatile iPhone Volume Button
8. The volume buttons on the iPhone serve a purpose that extends far beyond mere sound adjustment. They enhance user engagement by offering a range of shortcuts for various functions, including photography and emergency services. These buttons act as gateways to a multitude of features that streamline everyday tasks on the iPhone. They transform the user experience, providing efficient alternatives for taking photos, managing alarms, and accessing emergency services. By exploring the hidden capabilities of your iPhone, you can uncover a wealth of functionalities that surpass their basic use. Utilize these shortcuts to make daily activities easier, capture important moments, and ensure safety in urgent situations.