1. Réamhrá
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.

Fíor 1.1: Tosaigh agus cúl view of the Meizu mblu 21 smartphone in White Diamond color.
2. Cad atá sa Bhosca
Deimhnigh go bhfuil na míreanna uile i láthair sa phacáiste:
- Meizu mblu 21 Smartphone
- Cuibheoir Cumhachta
- Cábla USB
- Uirlis SIM Ejector
- Treoir Tosaigh Tapa

Figure 2.1: Meizu mblu 21 smartphone alongside its power adapter.
3. Socrú
3.1. Cártaí SIM agus Cárta MicroSD a chur isteach
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.
- Brúigh an tráidire ar ais isteach sa fheiste go réidh go dtí go mbeidh sé comhréidh.
3.2. An Draoi Cumhachta Ar Ais agus Socraithe Tosaigh
- Brúigh agus coinnigh an cnaipe Cumhachta go dtí go bhfeicfear lógó Meizu.
- 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. Do Ghléas a Oibriú
4.1. Taispeántas agus Nascleanúint
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. Feidhmeanna Ceamara
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.
- Ceamara Tosaigh 8MP: Designed for clear selfies and video calls.
4.3. Gnéithe Slándála
- 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. Nascacht
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.
- Wi-Fi Débhanna: 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. Cothabháil
5.1. Cúram Battery
The mblu 21 is equipped with a 4900mAh battery. To maximize battery lifespan:
- Seachain teochtaí foircneacha.
- Use only the provided power adapter or certified compatible chargers.
- Seachain an ceallraí a dhíluchtú go hiomlán go minic.

Fíor 5.1: Inmheánach view of the Meizu mblu 21, showcasing the 4900mAh battery and internal components.
5.2. Do Ghléas a Ghlanadh
Bain úsáid as éadach bog, saor ó lint chun an scáileán agus corp an ghutháin a ghlanadh. Seachain ceimiceáin ghéara nó ábhair scríobacha a úsáid.
5.3. Nuashonruithe Bogearraí
Regularly check for and install software updates to ensure optimal performance and security. Updates can be found in the device's settings menu.
6. Fabhtcheartú
If you encounter issues with your Meizu mblu 21, try the following solutions:
- Gléas Neamhfhreagartha: Brúigh agus coinnigh an cnaipe Cumhachta ar feadh thart ar 10-15 soicind chun atosú a chur i bhfeidhm.
- Fadhbanna Nascachta Líonra:
- Ensure SIM card is properly inserted.
- Scoraigh Mód Eitleáin air agus as.
- Check network settings (APN, preferred network type).
- Draenáil Ceallra go Tapa:
- Dún aipeanna neamhúsáidte atá ag rith sa chúlra.
- Laghdaigh gile an scáileáin.
- Disable unnecessary features like GPS or Bluetooth when not in use.
- Saincheisteanna Feidhmíochta:
- Clear cache and data of problematic apps.
- Free up storage space.
- Consider a factory reset (Note: This will erase all data on your device. Back up important data first.).
7. Sonraíochtaí
| Gné | Sonraigh |
|---|---|
| Ainm an tSamhail | mblu 21 |
| Uimhir Mhúnla | M416L |
| Córas Oibriúcháin | Android 14 |
| Méid an Scáileáin | 6.79 Orlach |
| Cumas Stórála Cuimhne | 64 GB |
| Méid Cuimhne RAM Suiteáilte | 4 GB |
| Cumas Battery | 4900 Milliamp Uaireanta |
| Príomhcheamara | 13 MP |
| Ceamara Tosaigh | 8 MP |
| Wireless Carrier (USA) | T-Mobile |
| Teicneolaíocht Ceallach | 4G LTE |
| Teicneolaíochtaí Nascachta | 4G, Dual-Band Wi-Fi, Bluetooth 5.0 |
| Meáchan Mír | 14 unsa |
| Toisí Pacáiste | 7 x 4 x 2 orlach |
| Dath | White Diamond |
8. Barántas agus Tacaíocht
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 websuíomh nó i gcáipéisíocht an táirge.




