Cleaning up unnecessary files on Xiaomi Redmi: 7 proven ways

Your Xiaomi Redmi is slowing down and your memory is filled with obscure files? This is a typical problem that smartphone owners face after months of use. Even if you don't download movies or install dozens of apps, the system creates cache, temporary files and residual data from remote programs, which turns 32 GB of memory into 5 GB of free space, and the phone works like a "breath of frankincense."

In this article, we will look at all the cleaning methods, from standard MIUI tools to hidden functions and third-party utilities, how to safely remove garbage without affecting important data, and what to do if the system persistently "does not see" the free space, and also why after cleaning after 2-3 days, memory is clogged again and how to prevent it.

1.Integrated cleaning in MIUI: fast, but not always effective

The easiest way is to use Xiaomi’s built-in Cleanup tool, which removes app cache, temporary files, and residual data, but often leaves tails on system processes.

• 📱 Open the Settings menu → The phone. → Memory (or Settings) → Annexes → Cleaning in new versions MIUI).
• 🧹 Click Clean in "Junk Files" and the system will scan the device and show how much space can be freed up.
• ⚙️ Enable Deep Clean (if available) – it removes more aggressively, but may slow down the first download of some apps.

⚠️ Warning: Built-in cleaning doesn’t touch files in Download folders, DCIM If there are gigabytes of unnecessary photos or documents, they will have to be manually deleted (more on this below).

2. Manual cleaning of the app cache: when the machine failed

Many apps (especially social media and instant messengers) accumulate a few gigabytes of cache, such as TikTok or Instagram, which can eat up to 5GB of temporary files, and the built-in cleanup doesn't always delete them completely, so that you can manually clean the cache:

1. Go to Settings → Applications → Application Management.
2. Select an app (such as Facebook or YouTube).
3. Press Warehouse. → Clear the cache.
4. For complete cleanup (including login data) use Clear Data, but note: this will reset the application settings!

🔍 Tip: The largest cache is usually accumulated:

• 📺 Video players (YouTube, MX Player)
• 🎮 Games (PUBG, Genshin Impact)
• 🗂️ Messengers (Telegram, WhatsApp – especially if you often receive media files)

Close all applications in multitasking

Connect your phone to charge (in case of long cleaning)

Backup important data (if you plan to clear the "Data")

Check the free space before and after cleaning.-->

3. Remove duplicates and unnecessary files in folders

Download, DCIM and Pictures folders are often littered with duplicate photos, old screenshots and randomly downloaded files to clear them:

1. Open Files (standard MIUI or Google Files application).
2. Go to Categories → Images or Documents.
3. Sort files by size (click on three dots in the top right corner → Sort → by size).
4. Delete unnecessary files, especially those weighing >100MB.

⚠️ Attention: Folder Android/data It contains application data. You can't manually delete its contents, which will cause malfunctions in the software. You can only use specialized utilities to clean it (see section). 5).

4. Cleaning up system debris through Safe Mode

If the phone is slowing down a lot and standard methods aren't helping, try running it in Safe Mode.In this mode, all third-party apps are turned off, and you can remove those that don't normally get deleted or cause errors.

How to Sign In to Safe Mode on Xiaomi Redmi:

1. Press the power button before the off menu appears.
2. Hold your finger and hold it on the option to turn it off.
3. There will be a suggestion to go to safe mode - confirm.

In Safe Mode:

• 🔄 Remove suspicious apps through Settings → Annexes.
• 🧹 Clear the cache of system applications (for example, MIUI Launcher or Security).
• 📁 Check the folder. /storage/emulated/0 Hidden files (use a file manager with root rights if you have them).

💡 Useful tip: If the phone is working properly in Safe Mode, the problem is exactly in one of the installed applications. ADB to uninstall system utilities (e.g. com.miui.analytics).

5 Third-party utilities: when you need "heavy artillery"

If the built-in MIUI tools don't work, third-party apps come to the rescue, and the best ones are:

• 🛠️ SD Maid removes residual files, empty folders and cache of system applications. There is a feature CorpseFinder to find dead files.
• 🗑️ Files by Google – a simple manager with the function of cleaning garbage and finding duplicates.
• 🔍 CCleaner is a classic of the genre, but Xiaomi works unstable (can delete the necessary files). MIUI).
• 📊 Storage Analyzer – shows which files take up the most space, with visualization as a diagram.

⚠️ Note: Some utilities (such as Clean Master) aggressively delete files and may disrupt the work MIUI. Before using, check the reviews on 4PDA or XDA Developers for your Redmi model.

🔧 Instructions for use SD Maid:

1. Install the app from Google Play.
2. Start the scan (CorpseFinder → Run).
3. Check the list of files found and delete the unnecessary ones.
4. Go to AppControl → Explore to clear the cache of system applications.

💡

Before using third-party cleaners, back up your Settings → Additional → Backup and Reset. This will save your data if the utility removes something important.

6.Reset to factory settings: a last resort

If none of the methods worked, and the phone still brakes or shows "Memory is full" at 10 GB of free space, then you'll have to have a Hard Reset that will delete all the data, including photos, contacts and apps, so first:

• ☁️ Backup in Mi Cloud or Google Drive.
• 📱 Transfer photos and videos to your computer or external drive.
• 📝 Export contacts to.vcf file.

How to perform the reset:

1. Go to Settings → About the phone → Reset settings.
2. Choose to erase all data.
3. Confirm the action (it may be necessary to enter a password from your Mi Account).
4. Wait until it is completed (it will take 5-15 minutes).

⚠️ Note: Some Redmi models (such as the Redmi Note 8 Pro) may require re-assignment of your Mi Account after a reset. If you forget your password, your phone will turn into a brick, which is one of the reasons why a reset without a backup account is dangerous.

7. How to prevent memory filling in the future

Cleaning is good, but it's even better to keep the memory from filling up.

• 📲 Turn off auto-download media in instant messengers (WhatsApp, Telegram). → Data and storage and turn off the option Autodownload media.
• 🎥 Limit the cache for videos on YouTube and TikTok. These apps have options to limit memory usage in their settings.
• 🔄 Clean the cache regularly (once every 1-2 weeks) through the built-in utility MIUI.
• ☁️ Use cloud storage (Google Photos, Mi Cloud) to automatically upload photos.

📌 Key takeaway: Most memory problems on Xiaomi Redmi are not related to physical volume, but to the wrong configuration of applications. Even 32 GB is enough for a year of active use, if you follow the download and cache.

💡

The most voracious apps on Xiaomi Redmi are social networks, instant messengers and games, and their cache can take up to 70% of free space if not cleaned regularly.

FAQ: Frequent questions about memory cleanup on Xiaomi Redmi