How to Optimize Xiaomi Redmi 9A: Complete guide to speeding up your smartphone

Xiaomi Redmi 9A — One of the most popular budget smartphones, but over time, even it begins to slow down, not because of weak hardware, but because of the wrong settings, cache and background processes. This article will help return the device to speed without root rights and complex manipulations.

We will discuss software and system optimization methods that work on the MIUI 12/13/14 (From cleaning up memory to fine-tuning animations, each step is backed up with screenshots and explanations. Importantly, some tips will require developer settings, but we'll show you how to turn them on without risking the system.

If you have a Redmi. 9A If you get hot, discharged, or stooped when you open apps -- don't rush to buy a new phone. 90 percent of the time, the right optimization solves the problem. Let's start with the simplest and move on to advanced techniques.

1. Cleaning up memory and cache: the first step to speed

The main cause of the brakes is clogged memory and crowded cache. 9A s 2/32 GB 3/32 GB is critical: the system leaves everything behind 3-5 GB for user files, and the rest is occupied by applications and their data.

Start with manual cleaning:

• 📱 Open the Settings. → Annexes → Application management.
• 🗑️ Select the “heaviest” app (like Facebook or TikTok) → Warehouse → Clear the cache.
• 🔄 For complete cleaning, click Clear Data (⚠️ This will reset the application settings!).
• 🧹 Use the built-in Cleanup utility (broom icon on your desktop) → Deep cleaning.

To automate the process:

• ⚙️ Turn on the settings. → Battery and productivity → Cleaning up memory → Auto-cleaning.
• 📊 Set a Limit for Background Processes: Developer Settings → Process limit → Select the Maximum 2 of the process.

⚠️ Note: Do not clear the cache of system applications (for example, MIUI Launcher or Security – This can cause shell failures.

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If the app is slower after cleaning the cache, restart the phone, and the system will recover critical data the next time it starts.

2. Customization of animation and visual effects

MIUI She's known for her beautiful but resource-intensive animations. 9A with a MediaTek Helio processor G25 They're just slowing down the system, and you can turn them off or speed them up through the developer settings.

How to turn on the developer mode:

1. Go to Settings. → The phone.
2. 7 times press the version MIUI (A notification will appear saying, “You have become a developer!»).
3. Back to Settings → Additionally. → For developers.

Now we're optimizing animation:

• 🎞️ The scale of window animation → Choose No Animation or 0.5x.
• 🔄 Scale of transition animation → 0.5x.
• 📱 The scale of the duration of animation → No animation.

You can also turn off unnecessary visual effects:

• 🌈 Settings → Display. → Color scheme → Choose Standard instead of Saturated.
• 🔦 Settings → Lock screen → Turn off Unlock animations.

3. Battery and background processes optimization

Redmi 9A battery-powered 5000 mAh, but incorrect settings can reduce the operating time to 1-2 The main energy eaters are background processes and application auto-runs.

How to limit background activity:

• 🔋 Go to Settings. → Battery and productivity → Battery management.
• 📵 Select an app (such as WhatsApp) → Background activity → Limit.
• 🚫 For social media (Instagram, VK) Set up sleep mode.

Turn off auto-run of unnecessary applications:

• 🔄 Settings → Annexes → Application management → Auto-start.
• 🛑 Turn off auto-run for games, instant messengers, and other rarely used programs.

Critical setting for Redmi 9A: Turn off the “Adaptive Battery” in Settings → Battery → Battery mode.This feature often mistakenly limits performance, thinking you're saving charge.

⚠️ Please note: Do not limit background activity for Google Play Services and MIUI System – This will cause failures in notifications and system functions.

4. Removal of embedded software and unnecessary services

MIUI It's known for its abundance of pre-installed applications, many of which can't be removed by standard methods, but there are legal ways to disable them.

List of safe to disable system applications:

• 🎵 Mi Music (if you use Spotify or Yandex Music)
• 📺 Mi Video (replace by Mi Video) VLC or MX Player)
• 📖 Mi Browser (use Chrome or Firefox)
• 🛒 Mi Pay (if you don’t use Xiaomi payments)
• 📡 Mi Remote (if you do not use an IR port)

How to turn it off:

1. Go to Settings → Applications → Application Management.
2. Select an unnecessary application → Disable (the button will become active after pressing three points in the upper corner).
3. Confirm the action.

Complete removal of system applications will be required ADB (Android Debug Bridge is safe if you follow the instructions:

adb shell pm uninstall -k --user 0 com.miui.videoplayer

Replace com.miui.videoplayer with the batch name of the desired application (the list can be found on the Internet).

5. Updating the firmware and core of the system

Redmi's factory firmware 9A Often contains bugs and unoptimized code. Regular updates fix vulnerabilities and improve performance.

How to update correctly:

1. 🔄 Go to Settings. → The phone. → Updating the system.
2. 📥 Click Check Updates and wait for the download.
3. ⚙️ Before installation, connect to a stable Wi-Fi network and charge your phone to 50%+.
4. 🔃 After the update, reboot (not “Switch off»!).

If there is no update, you are aware of the new version:

• 🌍 Download the firmware from the official Xiaomi website (choose the version for Redmi) 9A codenamed dandelion).
• 📁 Place the.zip file in the folder downloaded_rom root-catalog.
• 🔧 Go to Settings. → The phone. → Updating the system → press three points → Select a firmware file.

⚠️ Warning: Do not install firmware from third-party developers (such as LineageOS) without unlocking the bootloader.

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Update via Recovery is the last chance if the phone doesn't turn on. + Volume up when loading.

6.Storage optimization: transferring data to SD-map

Redmi 9A It supports memory cards up to 512GB, but by default, the applications are installed in internal memory. It clogs up quickly. SD-mapping in several ways.

Method 1: Transfer applications (requires) SD-class-file):

1. Insert a memory card and format it as Internal Storage (Settings) → Warehouse → Map. SD).
2. Go to Settings → Applications → Application Management.
3. Select the application → Warehouse → Change. → specify SD-map.

Method 2: Transfer media files:

• 📷 Use Google Photos to automatically upload photos to the cloud and delete them from your device.
• 🎵 In the settings of music applications (Spotify, VK Music) show the way to SD-cash-card.

Method 3: Manual file management:

• 📂 Install File Manager+ Or Solid Explorer.
• 🔍 Find large files in the Download folders, DCIM, WhatsApp.
• 📤 Move them to the SD-card (hold your finger on the file) → Cut out → select the target folder).

7. Advanced settings: performance mode and GPU-rendering

For users who are ready to immerse themselves in technical details, Redmi 9A Offers hidden settings that can significantly speed up work.

Activation of the performance mode:

1. Enable the Developer Settings (see Section 2).
2. Go to For Developers → Performance mode.
3. Choose maximum performance (in some versions) MIUI This item is called the Compulsory GPU-rendering).

Optimization of rendering:

• 🎮 Energize the Forced. GPU-rendering (improving graphics in games, but increasing battery load).
• 🖥️ Turn it off. 4x MSAA (It improves graphics, but slows the interface).
• 🔄 Set up background processes → No background processes (saves memory, but some notifications may come with a delay).

For experimentation lovers:

• 🔧 Change the Minimum Width to Developer Settings to 360 dp – this will reduce the scale of the interface and speed up navigation.
• 📶 Turn off Automatic Synchronization in Settings → Accounts (if you do not use Mi Cloud).

⚠️ Attention: Incorporation of the Compulsory GPU-rendering can cause overheating with prolonged use of the camera or games. AIDA64.

8. Alternative launchers and shells

Standard. MIUI Launcher consumes a lot of resources due to widgets and animations. lightweight alternatives could speed up Redmi's work 9A on 15-20%.

Top.-3 launcher:

• 🚀 Nova Launcher (customizable, gesture-supporting, weighs 5MB).
• ⚡ Lawnchair 2 (minimalist, with dark theme support).
• 📱 Smart Launcher 5 (Automatic Application Sorting, Low Memory Consumption).

How to install and configure:

1. Download the launcher from Google Play.
2. When you first start, select it as the default launcher.
3. Turn off animations in the launcher settings (Settings) → Animation. → No animations).
4. Remove or hide unnecessary icons from your desktop.

For maximum productivity:

• 🎨 Use static wallpaper instead of living.
• 📌 Turn off weather, watch and other “heavy” items.
• 🔍 Enable Gesture Search instead of a Permanent Search String.

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Nova Launcher allows you to turn off background activity MIUI Launcher, which saves up to 200 MB of RAM.

FAQ: Frequent questions about Redmi optimization 9A