How to set up a smartphone Xiaomi Redmi 9: a complete guide with step-by-step instructions

First acquaintance with Xiaomi Redmi 9

Xiaomi Redmi 9 is a budget smartphone with impressive specs: MediaTek Helio G80 processor, battery 5020 mAh, and quadruple camera. But even the most powerful hardware requires the right setup to unleash the full potential, this guide will help not only beginners, but also experienced users who want to optimize the device.

The first turn on is a critical step, where you set the language, connect to Wi-Fi, set up your Mi Account, and select basic privacy settings, and if you skip the Google service setup step in the initial installation phase, you'll have to reset the device to the factory settings to activate it correctly, and we'll go through each step in detail to avoid typical errors.

Redmi 9 features MIUI firmware, which offers a lot of customization options but can seem overloaded with unnecessary features. In this article, you will learn how to turn off ads in system applications, adjust control gestures, and even how to increase battery life without compromising performance.

First Installing and Basic Setup

When you first turn on Redmi 9, it will suggest you choose a language, and it's important to pay attention to the region: if you choose China or India, some features (like Google Play) may not work properly, Russia or Europe is the best option.

The system will then propose:

• 🌐 Connect to Wi-Fi (required to download the latest updates)
• 🔑 Sign in to Mi Account (you can skip it, but then there will be no synchronization of data)
• 📱 Transfer data from an old smartphone (via cable or cloud)
• 🔒 Set up unlocking: PIN, graphical key

When you set up Google services, don’t be too quick to opt out of contact and email sync, which will make it easier to use. If you miss this step, you’ll have to manually activate the services in Settings → Accounts and Sync later.

⚠️ Warning: If you buy Redmi 9 from hand, be sure to reset to factory settings before setting up via Settings → The phone. → Reset: The previous owner could have linked the device to his Mi Account, which will block you from accessing certain features.

MIUI Optimization: What to Disable and What to Leave

MIUI firmware is known for its abundance of built-in features, but many of them only consume battery power and processor resources.

• 📢 Advertising in System Applications: Go to Settings → Special facilities → Remove the advertisement and activate the option
• 🔄 Auto-Update Apps: in the Play Market → Settings → Auto Update Only through Wi-Fi
• 📊 Analytics Gathering: Settings → Additionally. → Confidentiality → Send an error report (turn off)
• 🎵 Touch sounds: Settings → Sound and vibration → System sounds (disable unnecessary ones)

You can focus on Battery and Performance, and you can set up energy saving modes here.

• 🔋 Balanced – Optimal for most users
• ⚡ Productivity for games and resource-intensive tasks
• 🌙 Super saving – extends up to 20% of the time but limits background activity

Don't forget about app permissions. Many programs request geolocation, microphone, or camera access without real need. Check permissions in Settings → Apps → permissions and revoke unnecessary permissions.

Screen and control settings

Redmi 9 fitted 6.53-inch IPS-resolution-screen 2340×1080 (Full HD+). To get the most out of the viewing, we recommend:

1. Go to Settings. → Screen.
2. Choose Dark Mode to save charge (especially relevant for the AMOLED-screens, but also useful for IPS)
3. Activate Auto Brightness and calibrate it to your preferences
4. Turn on Reading 2.0 for comfortable viewing of text in the dark

In terms of control, Redmi 9 supports both classic navigation buttons and gestures.

1. Open Settings → Screen → Full-screen mode
2. Choose MIUI Gestures or Android Gestures (the latter are more intuitive for users of other brands)
3. Practice: Swipe your finger from the bottom edge upwards to return to the main screen

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If the Redmi 9 screen starts to flicker or spontaneously change brightness, check the Adaptive Brightness setting in Settings → Screen → Brightness. Sometimes the failures are caused by the light sensor - rebooting the device usually solves the problem.

Camera: the secrets of good photos on a budget smartphone

The four-modular Redmi 9 camera (13 MP + 8 MP + 5 MP + 2 MP) is capable of taking high-quality pictures when set up correctly.

• 📸 Turn it on. HDR handheld
• 🌃 For night shooting, use the Nchon shooting mode (hold your smartphone still). 2-3 seconds)
• 🔍 Turn off AI enhancement if you want natural colors (includes in camera settings)
• 🎥 For the video, select permission. 1080p 30fps — It is the best balance between quality and file size.

One of the hidden advantages of Redmi 9 is the ability to shoot in RAW format.

1. Open the Camera app
2. Go to Additional → Settings → Save Format
3. Select RAW+JPEG (files will weigh more, but give you more post-processing options)

For selfies, use the background blur Portrait Mode. If the result is too "plastic", reduce the intensity of the effect in the camera settings. Also remember to clean the lens - greasy fingerprints can ruin even the perfect shot.

Productivity and Games: How to Speed Up Redmi 9

The MediaTek Helio G80 processor and 3/4GB of RAM allow the Redmi 9 to handle most everyday tasks, but games like PUBG Mobile or Genshin Impact will require optimization.

• 🎮 Turn on Game Mode in the Notification Curtain during gameplay (disables background processes)
• 🔄 Clean the cache once a week through Settings → Warehouse → Cleanup
• 🚀 Use the Advanced Settings → Special facilities → Accelerator for temporary productivity boost
• 🗑️ Turn off window animation: activate Developer Mode (7 taps according to Version) MIUI in About Phone), then in Developer Settings set the animation scale of the window on 0.5x

For the most demanding games, we recommend:

1. Set your graphical settings on Balanced or Low
2. Close all background applications before launching the game
3. Connect the device to charging while playing – this will prevent the processor from trottling

⚠️ Attention: If Redmi 9 It starts to warm up a lot during games, it is normal for budget devices, but if the temperature exceeds the temperature. 45°C (can be checked in the annex) CPU Monitor, take a break for 10-15 Prolonged overheating reduces battery life.

Battery: How to extend the working time

The 5020mAh battery in Redmi 9 promises up to 2 days of operation, but in practice it all depends on the settings.

• 🔌 Turn off Fast Charging (if you don't rush) to reduce battery wear: Settings → Battery → Charging settings
• 📶 Turn on the plane mode at night if you do not expect important calls
• 🔍 Check battery consumption in settings and disable apps that consume charge in the background (such as Facebook or TikTok)
• 🌡️ Avoid extreme temperatures: Do not leave your smartphone in the sun or near a heater

For maximum savings, use ultra-energy saving mode:

1. Go to Settings → Battery
2. Choose Super Energy Saving
3. Activate Ultra Mode (disables all background processes, leaving only calls and SMS)

If the battery is rapidly discharged after a year of use, check its condition in Settings → Battery → Battery Condition. If the capacity has fallen below 80%, consider replacing. The original battery for the Redmi 9 costs about 1500-2000 rubles.

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The most effective way to extend battery life is to keep the charge level between 20% and 80%, and full discharge (0%) and overcharging (100%) on a continuous basis reduce battery life by 30-40%.

FAQ: Answers to Frequent Questions