Product Overview
The Infinix Hot 40i X6528 is a powerful and elegant smartphone designed for seamless daily use. It features a 6.6-inch HD display, 8GB RAM, 256GB internal storage, and a long-lasting 5000mAh battery. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device.

Image: Rear view of the Infinix Hot 40i X6528 smartphone, highlighting the camera module and brand logo.
Setup Guide
1. Unboxing and Initial Inspection
Carefully unpack your Infinix Hot 40i X6528 and check for all included accessories:
- Infinix Hot 40i X6528 Smartphone
- Charger
- USB Cable
- SIM Ejector Tool
- Quick Start Guide (if included)
2. SIM Card and Memory Card Installation
Your device supports dual SIM cards and expandable memory. Follow these steps to install them:
- Locate the SIM card tray on the side of your phone.
- Insert the SIM ejector tool into the small hole next to the tray and press gently until the tray pops out.
- Place your Nano-SIM cards and/or microSD card into the designated slots on the tray. Ensure the gold contacts face downwards.
- Carefully push the tray back into the phone until it clicks into place.

Image: Rear view of the Infinix Hot 40i X6528, indicating the position of the SIM card tray.
3. Charging the Device
Before first use, fully charge your phone. Connect the USB cable to the charger and then to your phone's charging port. Plug the charger into a power outlet. The battery indicator on the screen will show charging progress.
4. Powering On and Initial Setup
Press and hold the Power button until the Infinix logo appears. Follow the on-screen instructions to complete the initial setup, including language selection, Wi-Fi connection, Google account setup, and security settings.
Operating Instructions
1. Basic Navigation
- Touchscreen Gestures: Tap to select, swipe to scroll, pinch to zoom.
- Power Button: Press to wake/sleep the screen, press and hold to power off or restart.
- Volume Buttons: Adjust media volume, call volume, or notification volume.
2. Making Calls and Sending Messages
To make a call, open the Phone app, enter the number, and tap the call icon. To send a message, open the Messages app, tap the new message icon, enter the recipient and your message, then send.
3. Connecting to Networks
- Wi-Fi: Go to Settings > Network & internet > Wi-Fi. Turn on Wi-Fi, select your network, and enter the password if required.
- Bluetooth: Go to Settings > Connected devices > Bluetooth. Turn on Bluetooth, pair with a device, and confirm the pairing code.
- Mobile Data: Go to Settings > Network & internet > Mobile network. Ensure mobile data is enabled for internet access via your SIM card.
4. Using the Camera
Open the Camera app. Tap the shutter button to take a photo. Swipe left or right to switch between modes like Video, Portrait, or Pro. Tap on the screen to focus on a specific area.
5. Security Features
Your Infinix Hot 40i X6528 includes Face Unlock and a Fingerprint Sensor for secure and quick access.
- Fingerprint Sensor: Register your fingerprints via Settings > Security > Fingerprint.
- Face Unlock: Set up face recognition via Settings > Security > Face Unlock.
Maintenance
1. Cleaning Your Device
Use a soft, lint-free cloth to clean the screen and body of your phone. Avoid using harsh chemicals or abrasive materials that could damage the device.
2. Battery Care
- Avoid extreme temperatures, as they can degrade battery life.
- Use only the original charger and cable provided with your device.
- Do not leave the phone charging for extended periods after it's fully charged.
3. Software Updates
Regularly check for software updates to ensure your device has the latest features and security patches. Go to Settings > System > System update to check for and install updates.
4. Storage Management
To optimize performance, regularly clear unnecessary files and apps. Go to Settings > Storage to view storage usage and manage files.
Troubleshooting
1. Device Not Turning On
Ensure the battery is charged. Connect the phone to its charger and wait a few minutes before attempting to power it on again. If the issue persists, contact customer support.
2. Apps Crashing or Freezing
Try restarting the app. If the problem continues, clear the app's cache and data via Settings > Apps > [App Name] > Storage & cache. As a last resort, uninstall and reinstall the app.
3. Network Connectivity Issues
Check if Wi-Fi or mobile data is enabled. Restart your phone. If using mobile data, ensure your SIM card is properly inserted and has an active plan. For Wi-Fi, try restarting your router.
4. Poor Battery Life
Reduce screen brightness, close unused apps running in the background, and disable features like GPS or Bluetooth when not in use. Check battery usage in Settings > Battery to identify power-hungry apps.
5. Performing a Factory Reset
Warning: A factory reset will erase all data on your phone. Back up important data before proceeding. Go to Settings > System > Reset options > Erase all data (factory reset). Follow the on-screen prompts.
Specifications
| Feature | Detail |
|---|---|
| Model Name | Infinix Hot 40i X6528 |
| Operating System | Android 13.0 |
| RAM | 8 GB |
| Internal Storage | 256 GB |
| Screen Size | 6.6 inches |
| Resolution | 720 x 1600 |
| Refresh Rate | 60 Hz |
| CPU Model | Cortex A7 |
| Battery Capacity | 5000 mAh |
| Connectivity | USB, Bluetooth, Wi-Fi |
| Special Features | Dual SIM, Expandable Memory, Fast Charging Support |
| Rear Camera | 13 MP (Main Lens) |
| Audio Jack | No headphone jack |
| Product Dimensions | 15 x 10 x 5 cm |
| Item Weight | 300 grams |
| Color | Black |
Warranty & Support
1. Warranty Information
Your Infinix Hot 40i X6528 is covered by a limited manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration. Keep your proof of purchase for warranty claims.
2. Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please visit the official Infinix support website or contact their customer service. You can typically find contact information on the Infinix official website or in your product documentation.
Online Support: www.infinixmobility.com/support (Example link, please verify official support page)