How to set up a second space in Xiaomi Redmi 9C: Detailed guide with pictures and tips

Xiaomi Redmi 9C — One of the most popular budget smartphones with a second space feature that allows you to create an isolated copy of the system, it is the perfect solution for separating work and personal data, testing applications or protecting confidential information. However, many users face difficulties in setting up: from the absence of an item in the menu to errors in creating a profile.

In this article, you will find a step-by-step instruction with illustrations, an analysis of typical problems (for example, why). MIUI No offers to create a second space and unique tips for optimizing the work of two profiles on Redmi 9C We're also going to compare the second space to alternatives like Guest Mode and explain when to use each of the solutions.

What is the second space and why is it needed on the Redmi 9C?

The second function (Dual Apps Space) MIUI — It's a virtual copy of an operating system that runs parallel to the main operating system:

📱 Accounts (Google, Mi Account, social networks)
📁 Data storage (photos, files, application cache)
🔒 System settings (wallpaper, sound, network)
📱 Installed applications (you can duplicate messengers)

On the Redmi. 9C modestly 2/32 GB 3/64 GB configurations, the second space may seem like a luxury, but it has specific advantages:

🔐 Security: Isolating work data from personal data (e.g., corporate email is not mixed with personal chats).
🧪 Testing: Install beta versions of applications without risk to the main profile.
👥 Multi-account: Simultaneously logging into two WhatsApp, Telegram or gaming accounts (e.g., WhatsApp, Telegram, PUBG Mobile).
🛡️ Child Protection: Limiting Access to Certain Applications in the Main Space.

📊 Why do you want to use the second space?

Separation of work and personal life

Application testing

Multi-account in games/social networks

Data protection from children/outsiders

Other

It's important to understand that the second space is not the same as the guest mode, the guest has limited rights and can't install applications, whereas the second space is a full copy of the system, but there are also disadvantages to the function:

⚠️ Attention: On Redmi 9C second-space ~3-5 GB of memory (depending on version) MIUI). If you have a model with 32 GB of internal memory, after creating a second profile, there will be critically little space for applications.

Requirements and preparations before the creation of a second space

Before you start setting up, make sure your Redmi is ready. 9C meets the following conditions:

Parameter	Minimum requirement	Recommended value
MIUI version	MIUI 11 and higher	MIUI 12.5+ (more stable)
Free seat	3GB	5 GB or more
Battery charge	20%	50% and above
Mi Account Account Account	Not necessarily.	Desirable (for synchronization)

If your smartphone doesn’t meet the minimum requirements, you may encounter errors like:

🚫 "Not enough memory to create a second space"
⚠️ "Initialization error. Repeat attempt"
🔄 "System reboots without creating a profile

To avoid problems, follow the preliminary steps:

Clear the cache in Settings → Warehouse → Clean up|

Remove unnecessary applications and files|

Turn off background synchronization (Settings) → Accounts. → Synchronization)|

Connect to charging (the process can take 10-15 minutes)|

Backup of important data (Settings) → Additionally. → Backup)-->

Pay special attention to memory cleaning. 9C 32GB often lacks space due to junk in folders:

/DCIM/.thumbnails (photo-picture)
/Android/data (cache of games and social networks)
/Download (forgotten downloads)

💡

Use a file manager (such as Mi File Manager) with hidden folder display enabled (Settings) → Show hidden files to find and delete unnecessary data.

Step-by-step: how to create a second space on Redmi 9C

If all the preparations are complete, we move on to the second space. MIUI 12.5 and later (on Redmi) 9C It usually stands MIUI 12, but we recommend updating).

Step 1. Open Settings and go to the section:

Settings → Special Opportunities → Second Space

If there is no paragraph, it means:

🔍 Your version. MIUI outdated (update to Settings) → The phone. → Updating the system).
📱 You have regional firmware without this feature (the solution is to change the region through Mi Account).
🔧 Manufacturer disabled feature (found on some budget models for Asian markets).

Step 2. Click "Create Second Space" and confirm the action.

🔐 Set a password for the second space (recommended!
📱 Select applications for duplicate (for example, WhatsApp, Telegram).
🔄 Decide whether to copy data from the main profile (takes more space).

Step 3: Wait until the process is complete (it takes 5-15 minutes depending on the load of the phone).

🔄 Notification curtain (user icon).
🔐 Lock screen (swipe up/down on the avatar).
📱 Settings (Settings) → Special facilities → Second space → Reverse).

What if the “Create Second Space” button is inactive?

If the gray button is not pressed, check: 1. Firmware Region: the feature can be disabled in firmware for India (IN) china (CN). The solution is to change the region to a global or EEA Mi Account. 2 Manufacturer's Policy: on some Redmi batches 9C (Especially for Southeast Asian markets, the feature is disabled hardware. Check in ##4636## → Phone information → "Dual App Support" line. If it's false, you can't do without flashing it. 3 System error: try resetting through Settings. → System system → Resetting settings → Reset all settings (data will not be deleted).

Setup of the second space: optimization and security

Once the second space is created, it needs to be set up properly to avoid performance and safety issues. - Redmi 9C with his helio G35 and 2/3 GB RAM is particularly important.

1. Performance optimization:

🚀 Turn off autoloading of unnecessary apps: Settings → Annexes → Leave only messengers and critical services.
🎯 Limit background activity: Settings → Battery → Optimizing the battery → Select applications For the second space, select Strictly Optimize".
🗑️ Clean the cache regularly (once every 2-3 days) as the second space does not have automatic cleaning.

Security settings:

🔒 Set different passwords for the main and second spaces. Use a combination of numbers and letters (e.g, a7B9!k2).
📱 Turn off synchronizing contacts and photos between spaces if you don’t need to: Settings → Synchronization → Select accounts
🛡️ Enable encryption (if available in your version) MIUI): Settings → Lockdown and protection → This will slow down 5-10%, but protect data when stolen.

💡

On the Redmi. 9C The second space consumes 15-20% more battery than the main profile. If you notice a quick discharge, turn off background activity for unnecessary applications or use the power saving mode (Settings) → Battery → Energy saving regime).

Application management:

To duplicate applications between spaces:

Open Settings → Applications → Duplicate applications.
Select the apps you want (such as WhatsApp, Facebook).
Confirm the copy. The app will appear in the second space with the icon. 👥.

⚠️ Warning: Don’t duplicate heavy games (like Genshin Impact or Call of Duty Mobile) – this will cause Redmi to lag and overheat. 9C. It is better to use the main space for games.

Typical problems and their solutions

Even after setting up correctly, Redmi users 9C They're the ones that are most common and the ways that they can be corrected:

Problem.	Reason.	Decision
No second space is created ("Initialization error")	Insufficient memory or conflict with Mi Account	1. Free up 5GB of storage. 2. Untie Mi Account (Settings) → Accounts. → Mi Account → Delete your account. 3. Repeat your attempt.
Apps in second space fly out	Lack of RAM (2GB on Redmi) 9C)	1. Close background applications in the main space. 2. Turn off animation (Settings) → Special facilities → Remove animations). 3. Reboot your phone.
No notifications in the second space	MIUI Limitations for Duplicate Applications	1. Open Settings. → Notifications → App settings. 2. Find a duplicate app (with an icon) 👥) and turn on the notifications.
Second space is slowing down.	Overloading the Helio processor G35	1. Turn off "Smooth transitions" (Settings) → Display. → Animation. 2. Set a light theme (Settings) → Topics → Light). 3. Limit. FPS up to 30 (Settings) → Additionally. → Developer → Limit background processes).

If none of the solutions worked, try resetting the second space without removing:

Settings → Special Opportunities → Second Space → Reset Space

This will return it to factory settings, but retain the ability to switch between profiles.

How to completely remove the second space?

If you decide to give up the second space, do this: 1. Move important data from the second space to the main one (via Mi File Manager or cloud). 2. Go to Settings → Special facilities → Second space → Remove space. 3. Confirm action. Phone will reboot and all data of the second profile will be permanently deleted. 4. Clean up garbage after removal through Settings → Warehouse → Clean (can be freed up to 1-2 GB of space).

Alternatives to the second space on Redmi 9C

If the second space is not suitable (for example, due to a lack of memory), consider alternative solutions for data separation:

👥 Guest mode: Suitable for temporary access (e.g., give a phone to a friend); does not allow you to install apps, but protects personal data; How to enable: Settings → System system → Additionally. → Guest mode.
🔄 Dual Apps: Allows you to create a copy of individual apps (like a second WhatsApp) without a full second space. → Annexes → Duplicate applications.
📱 Cloning applications: Third-party utilities like Parallel Space or 2Accounts They simulate the second space, but can brake on the Redmi 9C. ⚠️ Risk: These applications often contain ads and may collect data.
🔒 Secure folders: Hiding files from prying eyes without creating a second profile. → Settings → Secure folders (password required).

Comparison of alternatives:

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Tips for saving memory and battery

Second space on Redmi. 9C — It's always a compromise between functionality and performance, so that your smartphone doesn't turn into a brick, follow these tips:

Memory optimization:

🗑️ Use cloud storage for photos and documents in a second space (e.g. Google Photos or Mi Cloud).
📱 Install lightweight versions of apps (e.g. Facebook Lite, Messenger Lite).
🔄 Clean the cache regularly through Settings → Warehouse → Clear the cache.

Battery savings:

🔋 Turn off automatic synchronization in the second space (Settings) → Accounts. → Synchronization).
🌙 Activate the dark theme (Settings) → Display. → Dark theme – saves up to 10% of charge.
⚡ Use the power saving mode for the second space (Settings) → Battery → Energy saving regime).

Performance:

🚀 Turn off live wallpaper and widgets in the second space.
🎮 Do not play games in both spaces at the same time.
🔄 Reboot your phone once a day to clear the RAM.

💡

If you use the second space to work, set up Do Not Disturb Mode (Settings) → Notifications → Do not disturb) for the main profile during business hours, which will help to avoid distracting notifications.

FAQ: Frequent questions about the second space on Redmi 9C

Can I use the second space without a password?

Yes, but it's not safe. When you create a second space, the system suggests you set a password, but you can skip it, but in this case, anyone can access your data by just swiping down on the lock screen. PIN-code (4-6).

Why does the second space take up so much space?

The second space creates a separate copy of system files and applications. 9C It takes away 3 before 5 GB, as: Duplicate system libraries (/system). You create a separate cache for applications. If you copy data from your main profile, it also takes up space. To save space, don't copy the data when you create it and remove unnecessary duplicate applications.

Can I transfer the second space to a memory card?

No, MIUI It doesn't support transferring a second space to a microSD. All the data is stored in internal memory. If there's not enough space, the only way out is to free up internal memory or give up second space in favor of Dual Apps.

How to update MIUI second-space?

System updates are automatically installed for both spaces, but if the second space doesn't work properly after the update (e.g., apps crash), reset: Settings → Special facilities → Second space → Reset space This will return it to factory settings, but will retain the ability to use.

Can I use a second space for games?

Technically, yes, but on the Redmi. 9C It's fraught: 🔥 Overheating (Helio processor) G35 not designed for heavy loads). 🐢 Lagami (with simultaneous operation of two spaces of RAM) 2/3 GBR is quickly ending). 🔋 Quick battery discharge (games in the second space are consumed on the 30–40% If you need to play from two accounts, use Dual Apps for a specific game or third-party launchers like Parallel Space (but be prepared for the brakes).