1. Introduction
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Samsung Galaxy A42 5G (Renewed) smartphone. Please read through these instructions carefully to ensure optimal performance and longevity of your device.
The Samsung Galaxy A42 5G is a powerful smartphone featuring 5G connectivity, a vibrant AMOLED display, and a versatile camera system, designed for a seamless mobile experience.
2. What's in the Box
Upon unboxing your Samsung Galaxy A42 5G (Renewed), you should find the following items:
- Samsung Galaxy A42 5G Smartphone
- USB Cable
Note: As a renewed product, accessories may be generic or original. Please verify contents upon receipt.
3. Device Overview
The Samsung Galaxy A42 5G features a sleek design with a 6.6-inch display. Below is an overview of its physical components.

Figure 1: Front and back view of the Samsung Galaxy A42 5G.
Physical Features:
- Dimensions: 6.47 x 2.99 x 0.34 inches
- Weight: 6.7 ounces
- Color: Prism Dot Black
Ports and Buttons:
- Power/Lock Button: Located on the side, often integrated with a fingerprint sensor.
- Volume Rockers: Adjust device volume.
- USB-C Port: For charging and data transfer.
- 3.5 mm Audio Jack: For wired headphones.
- SIM/SD Card Tray: Located on the side for inserting SIM and microSD cards.
4. Setup
4.1. Inserting the SIM Card
- Locate the SIM/SD card tray on the side of your device.
- Insert the SIM ejector tool (not included) into the small hole on the tray to open it.
- Place your Nano-SIM card(s) and/or microSD card into the tray with the gold contacts facing down.
- Carefully push the tray back into the slot until it clicks into place.
4.2. Initial Power On
- Press and hold the Power/Lock button until the Samsung Galaxy logo appears.
- Follow the on-screen prompts to select your language, connect to Wi-Fi, and set up your Google account.
5. Operating Your Device
5.1. Display
- Type: AMOLED
- Size: 6.6 Inches
- Resolution: 720 x 1600 pixels
- Refresh Rate: 60 Hz
5.2. Performance
- RAM: 4 GB
- CPU Model: Snapdragon
- CPU Speed: 2.2 GHz
5.3. Software
- Operating System: Android 11.0
6. Camera Features
The Samsung Galaxy A42 5G is equipped with a versatile rear camera system to capture your moments.
- Rear Camera: Multi-lens system for various photography modes.
- Other Camera Features: Rear-facing camera setup.
7. Battery and Charging
Your device is powered by a long-lasting battery and supports fast charging.
- Battery Capacity: 5000 Milliamp Hours (mAh)
- Charging Time: Approximately 121 minutes for a full charge.
- Charging Port: USB-C
8. Connectivity
Stay connected with the latest wireless technologies.
- 5G Connectivity: Enjoy high-speed mobile data.
- Wireless Technologies: Cellular, Wi-Fi, Bluetooth, NFC.
9. Maintenance
To ensure your Samsung Galaxy A42 5G remains in optimal condition, follow these maintenance tips:
- Keep your device's software updated to the latest version.
- Clean the screen and body regularly with a soft, lint-free cloth.
- Avoid exposing the device to extreme temperatures or direct sunlight.
- Use only Samsung-approved chargers and cables.
10. Troubleshooting
If you encounter issues with your device, try the following common troubleshooting steps:
- Device not responding: Press and hold the Power/Lock button for about 10 seconds to force restart.
- Battery draining quickly: Check background app usage, reduce screen brightness, or enable power-saving mode.
- Connectivity issues: Toggle Wi-Fi or Bluetooth off and on, or restart your device.
- Software glitches: Perform a factory reset (back up your data first).
11. Specifications
| Feature | Detail |
|---|---|
| Model Name | Samsung A42 5G |
| Operating System | Android 11.0 |
| Screen Size | 6.6 Inches |
| Resolution | 720 x 1600 |
| Refresh Rate | 60 Hz |
| CPU Model | Snapdragon |
| CPU Speed | 2.2 GHz |
| RAM | 4 GB |
| Memory Storage Capacity | 128 GB |
| Battery Capacity | 5000 Milliamp Hours |
| Charging Time | 121 minutes |
| Product Dimensions | 6.47 x 2.99 x 0.34 inches |
| Item Weight | 6.7 ounces |
| Color | Prism Dot Black |
| Special Features | 5G, Dual SIM, Water Resistant |
| Connectivity Technologies | Bluetooth, NFC, USB, Wi-Fi |
12. Warranty and Support
As a renewed product, your Samsung Galaxy A42 5G is backed by the Amazon Renewed Guarantee.
- Amazon Renewed Guarantee: This product is eligible for a replacement or refund within 90 days of receipt if it does not work as expected.
- Condition: All Amazon Renewed products are fully functional and come with generic or original accessories and packaging.

Figure 2: Details on Amazon Renewed product conditions.
For further support or to register your device, please visit the official Samsung support website or contact Amazon customer service.





