1. Introduktion
This manual provides essential information for the safe and efficient operation of your Meizu mblu 21 smartphone. Please read it thoroughly before using the device.
The Meizu mblu 21 features a Prism Edge Design with a radiant gradient and a large immersive 6.79-inch HD display. It is equipped with a 13MP main camera and an 8MP front camera, powered by Android 14. The device includes a 4900mAh battery for extended use and supports 4G LTE connectivity, Dual-Band Wi-Fi, and Bluetooth 5.0.

Figur 1.1: Forside og bagside view of the Meizu mblu 21 smartphone in White Diamond color.
2. Hvad er der i æsken
Bekræft at alle varer er til stede i pakken:
- Meizu mblu 21 Smartphone
- Strømadapter
- USB kabel
- SIM Ejector Tool
- Hurtig startvejledning

Figure 2.1: Meizu mblu 21 smartphone alongside its power adapter.
3. Opsætning
3.1. Isætning af SIM-kort og MicroSD-kort
The Meizu mblu 21 supports Dual Nano SIM cards and a MicroSD card for expandable storage. Locate the SIM tray on the side of the device.
- Power off the device before inserting or removing SIM/MicroSD cards.
- Use the provided SIM ejector tool to open the SIM tray.
- Carefully place the Nano SIM cards and/or MicroSD card into the designated slots on the tray, ensuring correct orientation.
- Skub forsigtigt bakken tilbage i enheden, indtil den flugter.
3.2. Guide til første opstart og opsætning
- Press and hold the Power button until the Meizu logo appears.
- Follow the on-screen instructions to complete the initial setup, including selecting your language, connecting to a Wi-Fi network, and setting up your Google account.
4. Betjening af din enhed
4.1. Display og navigation
The 6.79-inch HD display features a 90Hz adaptive refresh rate for smooth visuals. Navigate the interface using touch gestures: tap, swipe, pinch-to-zoom.
4.2. Kamerafunktioner
The device is equipped with a 13MP main camera and an 8MP front camera. Open the Camera application to capture photos and videos.
- 13MP Smart Camera: Ideal for capturing everyday moments with sharpness and true-to-life colors.
- 8MP frontkamera: Designed for clear selfies and video calls.
4.3. Sikkerhedsfunktioner
- Side Unlock: A fast and secure fingerprint sensor integrated into the side power button for instant access.
- Smart Face Unlock: Use the front camera to unlock your device quickly and conveniently.
4.4. Forbindelse
Your mblu 21 supports various connectivity options:
- 4G LTE: For mobile data connectivity. In the USA, this device is compatible with T-Mobile. Outside the USA, it works with any carrier worldwide.
- Dual-band Wi-Fi: Supports both 2.4GHz and 5GHz bands for seamless internet access.
- Bluetooth 5.0: For connecting wireless accessories with improved energy efficiency.
- VoLTE HD Calls: Enjoy sharper, clearer voice calls over LTE networks.

Figure 4.1: Key technology features of the Meizu mblu 21, including Android 14, Dual-Band Wi-Fi, Bluetooth 5.0, and VoLTE.
5. Vedligeholdelse
5.1. Batteripleje
The mblu 21 is equipped with a 4900mAh battery. To maximize battery lifespan:
- Undgå ekstreme temperaturer.
- Use only the provided power adapter or certified compatible chargers.
- Undgå at aflade batteriet helt ofte.

Figur 5.1: Intern view of the Meizu mblu 21, showcasing the 4900mAh battery and internal components.
5.2. Rengøring af din enhed
Brug en blød, fnugfri klud til at rengøre telefonens skærm og kabinet. Undgå at bruge skrappe kemikalier eller slibende materialer.
5.3. Softwareopdateringer
Regularly check for and install software updates to ensure optimal performance and security. Updates can be found in the device's settings menu.
6. Fejlfinding
If you encounter issues with your Meizu mblu 21, try the following solutions:
- Enheden reagerer ikke: Tryk og hold tænd/sluk-knappen nede i cirka 10-15 sekunder for at fremtvinge en genstart.
- Problemer med netværksforbindelse:
- Sørg for, at SIM-kortet er korrekt isat.
- Slå flytilstand til og fra.
- Kontroller netværksindstillingerne (APN, foretrukken netværkstype).
- Batteriet aflades hurtigt:
- Luk ubrugte apps, der kører i baggrunden.
- Reducer skærmens lysstyrke.
- Disable unnecessary features like GPS or Bluetooth when not in use.
- Ydelsesproblemer:
- Clear cache and data of problematic apps.
- Frigør lagerplads.
- Consider a factory reset (Note: This will erase all data on your device. Back up important data first.).
7. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnavn | mblu 21 |
| Modelnummer | M416L |
| Operativsystem | Android 14 |
| Skærmstørrelse | 6.79 tommer |
| Hukommelseslagringskapacitet | 64 GB |
| Installeret RAM-hukommelsesstørrelse | 4 GB |
| Batterikapacitet | 4900 mioamp Timer |
| Hovedkamera | 13 MP |
| Forreste kamera | 8 MP |
| Wireless Carrier (USA) | T-Mobile |
| Cellulær teknologi | 4G LTE |
| Forbindelsesteknologier | 4G, Dual-Band Wi-Fi, Bluetooth 5.0 |
| Varens vægt | 14 ounce |
| Pakkedimensioner | 7 x 4 x 2 tommer |
| Farve | White Diamond |
8. Garanti og support
Your Meizu mblu 21 smartphone comes with a manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms and conditions.
For technical support, service, or further inquiries, please contact Meizu customer support through their official channels. Contact information can typically be found on the manufacturer's webwebsted eller i produktdokumentationen.




