Introduction
The HTC One M9 is a flagship smartphone featuring a refined metal body, a 20-megapixel main camera, a Snapdragon 810 processor, and a 5-inch full-HD screen. It runs on Android 5 with Sense 7 software and includes stereo front speakers, an Ultra Pixel front camera, a memory card slot, and NFC capabilities. This manual will guide you through the essential functions and features of your device.

Figure 1: Front view of the HTC One M9.
What's in the Box
Upon unboxing your HTC One M9, please ensure all the following items are present:
- HTC One M9 Smartphone
- Get Started Guide
- Important Information Guide
- USB Plug and Data Cable
- Sprint Recycle Bag
Setup
Follow these steps to set up your new HTC One M9:
- Insert SIM Card: Locate the SIM card tray on the side of the phone. Use the provided SIM ejector tool (if included, or a small paperclip) to open the tray. Insert your Nano-SIM card into the tray with the gold contacts facing down, then gently push the tray back into the phone.
- Power On: Press and hold the Power button (located on the right side of the device) until the HTC logo appears.
- Initial Setup Wizard: Follow the on-screen prompts to select your language, connect to a Wi-Fi network, and set up your Google account. This is crucial for downloading apps and syncing data.
- Software Updates: It is recommended to check for and install any available software updates immediately after initial setup. Navigate to Settings > About phone > Software updates to ensure your device has the latest features and security patches. This may require multiple updates.

Figure 2: Right side of the HTC One M9 with power and volume buttons.
Operating Your HTC One M9
The HTC One M9 offers an intuitive user experience. Here are some basic operating instructions:
- Touchscreen Navigation: Use taps, swipes, and pinch-to-zoom gestures to interact with the display. The 5-inch full-HD screen provides a clear and responsive interface.
- Making Calls & Sending Messages: Tap the Phone icon to make calls or the Messages icon to send SMS/MMS. Your device supports standard cellular communication via the Sprint network.
- Camera Usage: The 20-megapixel main camera is located on the rear, while the Ultra Pixel front camera is ideal for selfies. Open the Camera app to capture photos and videos. Adjust settings for optimal results in various lighting conditions.
- Audio Experience: Enjoy rich sound from the stereo front speakers, perfect for media consumption. Connect headphones via the 3.5mm jack located at the bottom of the device.
- NFC Functionality: Utilize Near Field Communication (NFC) for quick pairing with compatible accessories or for mobile payments. Enable NFC in Settings > Wireless & networks > More.

Figure 3: HTC One M9 displaying its home screen.
Key Features
The HTC One M9 is packed with features designed to enhance your mobile experience:
- Display: 5.0-inches Full HD (1920 x 1080 pixels)
- Camera: 20-MP rear camera, Ultra Pixel front camera
- Processor Speed: 2.0 GHz Snapdragon 810
- Operating System: Android 5.0 (Lollipop) with HTC Sense 7
- Memory: 32 GB internal storage, expandable via memory card slot
- Audio: Stereo front-facing speakers
- Connectivity: NFC, GPS, 4G Cellular Technology

Figure 4: Rear view of the HTC One M9.
Maintenance and Care
To ensure the longevity and optimal performance of your HTC One M9, follow these maintenance guidelines:
- Cleaning: Use a soft, lint-free cloth to clean the screen and body. Avoid abrasive materials or harsh chemicals.
- Battery Care: The device uses a Lithium Ion battery. For best battery health, avoid extreme temperatures. While the phone supports fast charging, using the original charger or a certified "speed" charger is recommended for efficient and safe charging.
- Software Updates: Regularly check for and install system updates to benefit from performance improvements, bug fixes, and security enhancements.
- Storage Management: Periodically clear unnecessary files and apps to free up internal storage. Utilize the memory card slot for additional storage of photos, videos, and documents.
- Physical Protection: Consider using a protective case and screen protector to guard against accidental drops and scratches.
Troubleshooting Common Issues
If you encounter issues with your HTC One M9, try these common troubleshooting steps:
- Device Unresponsive: If the phone freezes or becomes unresponsive, press and hold the Power button for about 10-15 seconds to force a restart.
- Poor Battery Life: Reduce screen brightness, disable unused features like Wi-Fi, Bluetooth, and GPS when not needed. Close background apps. If issues persist, consider a factory reset (back up data first) or consult support.
- Connectivity Problems: For Wi-Fi or cellular data issues, try toggling Airplane Mode on and off. Restart your router for Wi-Fi problems. Ensure your SIM card is properly inserted and your mobile data plan is active.
- Camera Quality: While the 20MP camera is powerful, ensure good lighting for optimal photo quality. Clean the camera lens regularly. If photos appear blurry or grainy, check camera settings for resolution and focus modes.
- App Crashes: Clear the cache and data for the problematic app (Settings > Apps > [App Name] > Storage). If the issue continues, uninstall and reinstall the app.
Technical Specifications
| Product Dimensions | 2.8 x 0.4 x 5.7 inches |
| Item Weight | 5.3 ounces |
| Item Model Number | One M9 |
| Batteries | 1 Lithium Ion batteries required (included) |
| Operating System | Android 5.0 (Lollipop) |
| RAM | 32 GB (Storage Capacity) / 4 GB (Installed Size) |
| Wireless Communication Technologies | NFC |
| Connectivity Technologies | NFC |
| GPS | True |
| Special Features | Smartphone, Camera |
| Display Resolution | 1920 x 1080 pixels |
| Other Camera Features | 20 MP |
| Form Factor | Bar |
| Color | Gray |
| Phone Talk Time | 1524 minutes |
| Phone Standby Time (with data) | 391 hours |
| Manufacturer | HTC |
| Date First Available | March 27, 2015 |
| Wireless Carrier | Sprint |
| Cellular Technology | 4G |
Warranty and Support
HTC offers specific protection plans for your device. The "Uh-Oh Protection" program provides a one-time replacement of your HTC One for water damage or a cracked screen within the first 12 months of ownership. If a one-time replacement offer is not used, HTC will provide a $100 credit towards the purchase of a new HTC One.
For detailed terms and conditions, please refer to the official HTC website or the Important Information Guide included in your product box.
Video 1: HTC One M9 Uh Oh Protection Overview. This video explains the benefits of the HTC Uh Oh Protection plan, which covers accidental damage like cracked screens and water damage for the HTC One M9.
For further assistance or to contact customer support, please visit the official HTC support website or refer to the contact information provided in your product documentation.





