Introduction
This manual provides essential information for the safe and efficient use of your Gigaset GS100 smartphone. Please read these instructions carefully before using the device and keep them for future reference. The Gigaset GS100 is an entry-level smartphone featuring a 5.5-inch HD+ 18:9 display, an 8MP camera, and a 3000 mAh replaceable battery, running on Android 8.1 Oreo (Go Edition).
Package Contents
Ensure all items are present in the package:
- 1x Gigaset GS100 Smartphone
- 1x Charger
- 1x Battery
- 1x Micro USB Cable
- 1x User Manual (this document)
Setup
1. Inserting the Battery
The Gigaset GS100 comes with a replaceable battery. To insert it:
- Carefully remove the back cover of the smartphone.
- Align the battery contacts with the contacts in the battery compartment.
- Gently press the battery into place until it is secure.
- Replace the back cover.

Image: Gigaset GS100 smartphone highlighting its 3000 mAh battery for extended use. The phone is shown with its display on, indicating time and app icons.
2. Inserting SIM and MicroSD Cards
The device supports dual SIM cards (Micro-SIM and Nano-SIM) and a MicroSD card for expandable storage up to 128 GB.
- With the back cover removed, locate the SIM and MicroSD card slots.
- Insert your Micro-SIM card into the designated SIM1 slot.
- Insert your Nano-SIM card into the designated SIM2 slot (if using a second SIM).
- Insert the MicroSD card into its dedicated slot for additional storage.
- Ensure all cards are correctly seated before replacing the back cover.

Image: Gigaset GS100 smartphone illustrating the three-slot tray for two SIM cards (Micro-SIM and Nano-SIM) and one MicroSD card, allowing for separate private and professional use and expanded storage.
3. Charging the Device
Before first use, fully charge the battery.
- Connect the Micro USB cable to the charging port on the phone.
- Connect the other end of the cable to the charger, then plug the charger into a power outlet.
- The charging indicator will appear on the screen.
Operating Instructions
Power On/Off
- To power on: Press and hold the Power button until the Gigaset logo appears.
- To power off: Press and hold the Power button, then select "Power off" from the options.
Basic Navigation
The Gigaset GS100 operates on Android 8.1 Oreo (Go Edition), offering a user-friendly interface.
- Touch Screen: Tap to select, swipe to scroll, pinch to zoom.
- Home Screen: Access apps, widgets, and notifications.
- Status Bar: Displays time, battery status, signal strength, and notification icons.

Image: Gigaset GS100 smartphone showcasing its 5.5-inch HD+ display with a clear view of the home screen, ideal for viewing images and videos. The display features scratch-resistant 2.5D glass.
Camera Usage
The GS100 is equipped with an 8 MP autofocus main camera and a 5 MP front camera with LED flash.
- Open the Camera application from the home screen or app drawer.
- Tap the screen to focus on your subject.
- Press the shutter button to capture a photo.
- Switch between front and rear cameras using the camera toggle icon.
- Utilize the multi-effect mode for various photo enhancements.

Image: Rear view of the Gigaset GS100 smartphone, emphasizing the 8 MP autofocus main camera and the 5 MP front camera with LED flash, designed for capturing moments and selfies.
Battery Management
The 3000 mAh battery provides up to 35 hours of talk time or 80 hours of music playback. To optimize battery life:
- Adjust screen brightness.
- Disable Wi-Fi, Bluetooth, and GPS when not in use.
- Close unused applications running in the background.
- Utilize power-saving modes.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the device. Avoid liquid cleaners.
- Software Updates: The device receives automatic software updates for optimal performance and security. Ensure your device is connected to Wi-Fi and has sufficient battery before updating.
- Storage Management: Regularly clear unnecessary files and applications to maintain performance. The Android Go Edition is optimized for efficient storage use.

Image: Rear view of the Gigaset GS100 smartphone, featuring the Android 8.1 Oreo - Go Edition logo, indicating automatic updates and optimized performance for efficient data and storage management.
Troubleshooting
| Problem | Solution |
|---|---|
| Device does not turn on | Ensure the battery is charged. Connect the charger and try again. If the battery is removable, ensure it is correctly inserted. |
| Screen is unresponsive | Restart the device by pressing and holding the Power button for about 10 seconds. If the issue persists, contact support. |
| Cannot connect to Wi-Fi | Check if Wi-Fi is enabled. Ensure you have the correct password. Restart your router and the phone. |
| Apps are slow or crashing | Clear app cache and data. Uninstall unused apps. Ensure sufficient free storage space. Restart the device. |
| Battery drains quickly | Reduce screen brightness. Disable background app refresh. Turn off Wi-Fi, Bluetooth, and GPS when not in use. Check for apps consuming excessive power. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Gigaset |
| Model | GS100 |
| Operating System | Android 8.1 Oreo (Go Edition) |
| Display | 5.5-inch HD+ (720p) IPS, 18:9 aspect ratio, 2.5D glass |
| Processor | MediaTek Helio P60T, 1.3 GHz CPU Speed |
| RAM | 1 GB |
| Internal Storage | 8 GB |
| Expandable Storage | MicroSD (up to 128 GB) |
| Main Camera | 8 Megapixels, Autofocus |
| Front Camera | 5 Megapixels, LED Flash |
| Battery | 3000 mAh Lithium-polymer (replaceable) |
| Connectivity | 4G LTE, Wi-Fi, Bluetooth, Micro USB |
| SIM Card Support | Dual SIM (Micro-SIM, Nano-SIM) |
| Color | Graphite Grey |
Warranty and Support
For warranty information, please refer to the warranty card included with your product or visit the official Gigaset website. For technical support, contact Gigaset customer service through their official channels. Information regarding spare parts availability and software updates beyond the initial period is not available in the product data.
Manufacturer: Gigaset





