Zavedení
Welcome to the user manual for your HTC One M8 Developer Edition. This guide provides essential information on setting up, operating, maintaining, and troubleshooting your device. The HTC One M8 is a high-performance smartphone featuring a 5.0-inch display, HTC UltraPixel camera, and powered by Android 4.4.2 (KitKat). This Developer Edition is factory unlocked, offering flexibility with various GSM carriers.

Obrázek 1: Přední strana view of the HTC One M8 Developer Edition, showcasinjeho zářivý displej a elegantní design.
Co je v krabici
Upon unboxing your HTC One M8 Developer Edition, please verify that all standard components are present. Contents may vary slightly based on region or retailer.
- HTC One M8 Developer Edition Smartphone
- USB Sync/Charge Cable
- Adaptér pro nástěnnou nabíječku
- Nástroj pro vysunutí SIM karty
- Stručný průvodce (fyzický nebo digitální)
Nastavení
1. Vložení SIM karty
- Vyhledejte držák SIM karty na boku zařízení.
- Vložte nástroj pro vysunutí SIM karty do malého otvoru vedle zásuvky, abyste ji otevřeli.
- Vložte kartu Nano-SIM do slotu zlatými kontakty dolů.
- Jemně zatlačte zásobník zpět do slotu, dokud nezacvakne na místo.
2. Průvodce počátečním zapnutím a nastavením
- Press and hold the Power button (located on the top edge) until the HTC logo appears.
- Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, Google account setup, and data transfer options.

Obrázek 2: Vícenásobné views of the HTC One M8, highlighting its slim profile and metallic finish.
Obsluha vašeho zařízení
Displej a navigace
The HTC One M8 features a 5.0-inch Full HD (1920 x 1080) display, offering clear and vibrant visuals. Navigation is primarily touch-based, with on-screen buttons for Home, Back, and Recent Apps. Swipe down from the top of the screen to access the notification panel and quick settings.
Fotoaparát
Equipped with an HTC UltraPixel camera, the device is designed for enhanced low-light performance and faster capture. It records Full HD 1080p video. The Duo Camera setup allows for advanced depth effects and post-capture editing features like UFocus.

Obrázek 3: Zadní view of the HTC One M8, highlighting the UltraPixel camera and dual-LED flash.
Zvuk
The HTC One M8 incorporates BoomSound front-facing stereo speakers, delivering rich and immersive audio quality for media playback and calls.
Performance and Operating System
The device runs on Android 4.4.2 (KitKat) and is powered by a 2.3 GHz processor with 2 GB of RAM, ensuring smooth multitasking and application performance. The HTC Sense user interface provides a streamlined and intuitive experience.
Životnost baterie
The HTC One M8 is equipped with a 2600 mAh battery. Through optimized hardware and software, the device offers extended battery life for daily usage, including web browsing, media consumption, and communication.
Konektivita
This factory unlocked device supports GSM carriers such as AT&T and T-Mobile, and is compatible with GSM SIM cards from various prepaid carriers. It will not function with CDMA carriers like Sprint, Verizon, Boost, or Virgin. The phone also supports Wi-Fi connectivity for internet access.

Figure 4: Carrier compatibility chart for the HTC One M8, indicating supported GSM networks and incompatible CDMA networks.
Údržba
Čištění zařízení
To clean your HTC One M8, use a soft, lint-free cloth. For stubborn smudges, slightly dampen the cloth with water. Avoid using harsh chemicals, abrasive cleaners, or compressed air, as these can damage the device's finish or internal components.
Péče o baterie
To maximize battery lifespan, avoid extreme temperatures. It is recommended to keep the battery charge between 20% and 80% for optimal long-term health. Use only the provided or certified charging accessories.
Aktualizace softwaru
Regularly check for and install software updates. These updates often include performance improvements, security patches, and new features. You can check for updates in the device's Settings menu under 'About phone' or 'Software updates'.
Odstraňování problémů
Běžné problémy a řešení
- Zamrznutí nebo nereagování zařízení: Press and hold the Power button for about 10-15 seconds to force a restart. If the issue persists, try a factory reset (back up data first).
- Rychlé vybíjení baterie: Check background app usage in Settings > Battery. Reduce screen brightness, disable unnecessary features like GPS or Wi-Fi when not in use, and ensure all apps are updated.
- Problémy s připojením (Wi-Fi/mobilní síť): Toggle Wi-Fi or Mobile Data off and on. Restart the device. For cellular issues, ensure your SIM card is properly inserted and your plan is active. Verify carrier compatibility (refer to Figure 4).
- Pády aplikací: Clear the cache and data for the problematic app in Settings > Apps. If the issue continues, uninstall and reinstall the app. Ensure the device's operating system is up to date.
Specifikace
| Funkce | Specifikace |
|---|---|
| Rozměry produktu | 2.78 x 0.37 x 5.76 palce |
| Hmotnost položky | 5.6 unce |
| Operační systém | Android 4.4.2 (KitKat) |
| Velikost displeje | 5.0 palce |
| Rezoluce | 1920 x 1080 pixelů |
| Rychlost procesoru | 2.3 GHz |
| Velikost nainstalované paměti RAM | 2 GB |
| Kapacita paměti | 32 GB |
| Vlastnosti fotoaparátu | HTC UltraPixel, 5 MP, captures Full HD 1080p video |
| Bezdrátové komunikační technologie | Cellular (GSM), Wi-Fi |
| Audio Jack | 3.5 mm |
| Form Factor | Bar |
| Barva | Grey (Gunmetal Grey) |
Záruka a podpora
US Warranty Information
The HTC One M8 Developer Edition comes with a US Warranty. For specific terms and conditions, including coverage details and duration, please refer to the warranty card included with your product or visit the official HTC support webmísto.
Zákaznická podpora
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact HTC customer support. You can find contact information and additional resources, including a downloadable PDF user manual, on the official HTC webwebu. Uživatelská příručka ve formátu PDF je dostupná prostřednictvím tohoto odkazu: HTC One M8 User Manual (PDF).





