1. Introduktion
This manual provides essential information for the proper setup, operation, maintenance, and troubleshooting of your Meizu mblu 21 4G LTE smartphone. Please read this manual thoroughly before using your device to ensure optimal performance and longevity.
The Meizu mblu 21 features a 6.79-inch HD display, a 13MP dual camera system, and runs on Android 14. It is designed for efficient performance and reliable connectivity.
2. Opsætning
2.1 Pakkens indhold
Bekræft, at din pakke indeholder følgende varer:
- Meizu mblu 21 Smartphone
- Strømadapter
- Hurtigstartguide (hvis inkluderet)
2.2 Installation af SIM-kort og MicroSD-kort
The Meizu mblu 21 supports Dual Nano SIM cards and a MicroSD card for expandable storage.
- Find SIM-kortbakken på siden af din enhed.
- Insert the SIM ejector tool (not included, use a thin pin if necessary) into the small hole on the SIM tray to eject it.
- Place your Nano SIM card(s) and/or MicroSD card into the designated slots on the tray, ensuring proper orientation.
- Sæt forsigtigt SIM-kortbakken tilbage i telefonen, indtil den klikker på plads.
2.3 Første opstart og netværkskonfiguration
- Press and hold the power button until the Meizu logo appears.
- Følg vejledningen på skærmen for at fuldføre den indledende opsætning, herunder valg af sprog, Wi-Fi-forbindelse og opsætning af Google-konto.
- For cellular connectivity, ensure your SIM card is active. This device is an international version and in the USA market, it operates exclusively on T-Mobile's 4G LTE network. Outside the USA, it is compatible with various carriers worldwide.

Billede 2.3.1: For og bag view of the Meizu mblu 21 smartphone. The front displays the screen with a punch-hole camera, while the rear shows the dual camera module and the Meizu branding.
3. Betjeningsvejledning
3.1 Grundlæggende navigation (Android 14)
Your Meizu mblu 21 runs on Android 14, offering an intuitive user experience. Use gestures or on-screen navigation buttons to move between apps, access settings, and manage notifications.
3.2 Kamerabrug
The device features a 13MP Smart Camera on the rear and an 8MP front camera. Open the Camera app to capture photos and videos. Utilize various modes and settings for optimal results.
3.3 Sikkerhedsfunktioner
Unlock your device using the side-mounted fingerprint sensor for instant access or the 8MP front camera for Smart Face Unlock.
3.4 Forbindelse
- Wi-Fi: Supports Dual-Band Wi-Fi (2.4GHz and 5GHz) for stable internet access.
- Bluetooth: Bluetooth 5.0 til tilslutning til trådløst tilbehør.
- VoLTE: Enjoy clearer voice calls with VoLTE HD Calls.

Billede 3.4.1: Visual representation of key connectivity and operating system features, including Android 14, Dual-Band Wi-Fi, Bluetooth 5.0, and VoLTE HD Calls.
4. Vedligeholdelse
4.1 Generel pleje
- Hold enheden tør og væk fra ekstreme temperaturer.
- Rengør skærmen og kabinettet med en blød, fnugfri klud. Undgå skrappe kemikalier.
- Protect the screen with a screen protector and the body with a protective case to prevent scratches and damage.
4.2 Batteristyring
The 4900mAh battery is designed for all-day performance. To prolong battery life:
- Undgå at aflade batteriet helt ofte.
- Use the provided power adapter for charging.
- Optimize background app usage and screen brightness in settings.

Billede 4.2.1: En intern view of the Meizu mblu 21 smartphone highlighting the 4900mAh battery, emphasizing its capacity for extended use.
5. Fejlfinding
5.1 Almindelige problemer og løsninger
- Enheden tænder ikke: Sørg for, at batteriet er opladet. Tilslut strømadapteren, og prøv igen.
- Problemer med netværksforbindelse: Check if your SIM card is properly inserted and active. Verify network settings and ensure you are within T-Mobile's coverage area in the USA.
- Langsom ydeevne: Luk unødvendige baggrundsapplikationer. Ryd cache og midlertidige files. Restart the device.
- Batteriet aflades hurtigt: Reduce screen brightness, disable unused features like Bluetooth or GPS, and check for power-intensive apps.
If problems persist, consider performing a factory reset (back up your data first) or contacting customer support.
6. Specifikationer
| Modelnummer | M416L |
| Operativsystem | Android 14 |
| Vise | 6.79 Inches HD, 2340 x 1080 Resolution, 90Hz Adaptive Refresh Rate |
| Processor | Octa Core 1.6GHz ARM Mali-G57 |
| Hukommelse | 64 GB Internal Storage, 4 GB RAM |
| Batteri | 4900 mAh (4.9E+3 Milli)amp Hours) Lithium Polymer |
| Bagkamera | 13MP Smart Camera, 5P Precision Lens |
| Forreste kamera | 8 MP |
| Cellulær teknologi | 4G LTE FDD: 2,3,4,5,7,8,12,17,26,28,66; 3G WCDMA: 2/4/5/8; 2G Quad Band |
| SIM-type | Dual Nano SIM + MicroSD |
| Wi-Fi | Dobbeltbånd (2.4 GHz og 5 GHz) |
| Bluetooth | 5.0 |
| Lydstik | USB Type C |
| Varens vægt | 14 ounce |
| FCC ID | 2ANQ6-M416L |

Billede 6.1: The Meizu mblu 21 smartphone presented in its Titan Black color variant, showcasindens design.
7. Garanti og support
For warranty information, please refer to the warranty card included with your product or consult the retailer where the device was purchased. Meizu provides support for its products. For further assistance, please visit the official Meizu webwebsted eller kontakt deres kundeservice.




