Z21 - Smartphone LAVA - Free user manual and instructions
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| Product Type | Smartphone |
| Brand | Lava |
| Model | Z21 |
| Dimensions | 147.5 x 71.5 x 8.9 mm |
| Weight | 160 g |
| Display | 5.5-inch IPS LCD, 720 x 1440 pixels |
| Processor | Quad-core 1.6 GHz |
| RAM | 1 GB |
| Storage | 16 GB (expandable via microSD up to 128 GB) |
| Rear Camera | 13 MP with LED flash |
| Front Camera | 5 MP |
| Battery Capacity | 3000 mAh (removable) |
| Operating System | Android 9.0 (Pie) |
| SIM Type | Dual SIM (Micro-SIM, dual stand-by) |
| Connectivity | 4G VoLTE, Wi-Fi 802.11 b/g/n, Bluetooth 4.2, GPS |
| Sensors | Accelerometer, proximity, ambient light |
| Languages | English, Hindi, and other regional languages |
| Charger | Micro USB 2.0, 5V/1A |
| Audio Jack | 3.5 mm |
| FM Radio | Yes |
| Colors | Blue, Red, Gold |
| Box Contents | Phone, battery, charger, USB cable, user manual |
| Warranty | 1 year manufacturer warranty |
| Safety Instructions | Avoid water exposure; use only approved charger; remove battery in case of overheating. |
| Cleaning | Use a soft lint-free cloth; do not use harsh chemicals. |
| Spare Parts & Repairability | Battery, charger, and screen available at service centers; repairs by authorized personnel only. |
Frequently Asked Questions - Z21 LAVA
How do I insert the SIM card and microSD card?
Turn off the phone, remove the back cover and battery. Insert the Micro-SIM cards and microSD card into their respective slots, then replace battery and cover.
How to take a screenshot?
Press and hold the Power and Volume Down buttons simultaneously for 2 seconds.
Can I expand the storage?
Yes, the device supports microSD cards up to 128 GB. Insert it into the dedicated slot as described in the SIM insertion guide.
How to perform a factory reset?
Go to Settings > System > Reset options > Erase all data (factory reset). Confirm and follow on-screen instructions. A backup is recommended.
What is the battery life?
The 3000 mAh battery provides up to 20 hours of talk time and up to 300 hours standby, depending on usage.
How do I update the software?
Go to Settings > System > System update to check for over-the-air updates. Ensure a stable Wi-Fi connection.
Is the phone water-resistant?
No, the Lava Z21 is not water or dust resistant. Avoid exposure to liquids and moisture.
Does the phone come with a screen protector?
A screen protector may be included in the box; otherwise, a generic screen protector for 5.5-inch phones fits the device.
My phone is freezing or lagging. What should I do?
Try restarting the device. If the issue persists, clear cache from Settings > Storage or perform a factory reset after backing up data.
What is the warranty period?
The Lava Z21 comes with a 1-year manufacturer warranty covering manufacturing defects. Contact an authorized service center for support.
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USER MANUAL Z21 LAVA
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Product information
Brand : LAVA
Model : Z21
Category : Smartphone