How to clean Xiaomi Redmi 7: from cache to complete reset

Xiaomi Redmi 7, released in 2019, is still a popular budget device due to its balanced characteristics: Snapdragon 632 processor, 2-4 GB of RAM and a battery of 4000 mAh. However, over time, even this reliable device begins to “brake”, and memory is clogged with unnecessary files. The reasons can be different: from the accumulation of application cache to fragmentation of the internal drive.

In this article, you will find the most current ways to clean the Redmi 7, from simple methods (hand-held garbage removal) to radical ones (reset to factory settings), we will discuss how to safely free up memory without deleting important data, and what to do if the phone is still slow. All instructions are tested on the latest versions of MIUI 12-14 and adapted to the features of the model.

Before you start, check how much space is left on your device. Go to Settings → About Phone → Memory. If less than 10% of the total is free (for example, less than 3 GB on the 32-gigabyte version), it’s time for a general cleanup.

1.Cleaning the app cache: A quick way to free up memory

Cache is temporary files that applications save to make things faster, accumulate over time and can take up to several gigabytes. On Redmi 7, cache is growing especially fast because of the optimizations of MIUI, which actively uses preloading data.

To clear the cache of individual applications:

1. Open Settings → Applications → Application Management.
2. Select an app (such as YouTube or Facebook).
3. Click Clear Cache (not to be confused with Clear Data – this will remove all app settings!).

For mass cleaning:

• 📱 Go to Settings. → Memory. → Cleanup.
• 🧹 Click Clean up garbage – the system will automatically find unnecessary files (cache, residual data, empty folders).
• 🔍 Check the Deep Clean section – large files may be hidden here (for example, uploaded videos in messengers).

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If you've cleaned the cache, it takes longer to run applications, that's OK, and the system will recover the data the next time you use it.

⚠️ Note: Do not clean the cache of system applications (e.g. com.android.systemui) manually through Settings → All applications. This can cause interface failures. MIUI.

2. Delete unnecessary files and “digital garbage”

Redmi 7 often suffers from a cluster of “invisible” files: duplicate photos, uploaded memes, a map cache (Google Maps, Yandex.Navigator) and temporary messenger files to find and delete them:

Method 1. Built-in utility MIUI

• 🔍 Go to the files. → Categories → Multimedia/Documents.
• 📂 Sort files by size (click on three dots in the upper right corner) → Sorting → By size).
• 🗑️ Delete large, unnecessary files (such as WhatsApp videos or old ones) APK-file).

Method 2. Third-party applications

For deep cleaning, suitable:

• 🛠️ Files by Google – Finds duplicates and suggests removing them.
• 🧹 CCleaner (Google Play only!) – clears cache and residual files.
• 📊 SD Maid – removes empty folders and temporary files (requires root rights for full functionality).

⚠️ Attention: If you are using SD-card as internal memory (Adoptable Storage function), do not format it through the PC. This can lead to loss of data on the main drive! MIUI.

3. Storage optimization: file transfer and cloud services

On the Redmi 7 with 32GB of storage (of which ~24GB is available), the place ends up especially fast.

Transfer of files to SD-map

• 📁 MicroSD cards up to 256 GB (format) are supported FAT32 exFAT).
• 🔄 To move applications: Open Settings → Applications. Select the application → Warehouse → Change. → SD-map.

⚠️ Not all apps support portability (such as WhatsApp or Google Play Services).

gallery → Albums. → Select the files → More. → Move it to SD-map

Cloud storage

💡 Tip: In Google Photos, enable Settings → Free up space – the service will automatically delete local copies of photos that are already uploaded to the cloud.

System Cleanup: Removing Preinstalled Applications

Xiaomi Redmi 7 comes with a lot of pre-installed apps (bloatware) that can’t be removed in the standard ways, including Mi Browser, Mi Music, Mi Video, GetApps and others. They take up space and can work in the background, using up battery power.

Method 1. Disconnect (without root rights)

• 🚫 Go to Settings. → Annexes → Application management.
• 🔍 Find an unnecessary app (e.g. Mi Browser).
• 🔕 Click Disable (this will remove the updates and stop the background work).

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After resetting Redmi 7, you may need to re-assign your Mi and Google account. If you forget your password, use the recovery function on official sites.

6.Optimization after cleaning: how to prevent memory clogging

To keep the Redmi 7 fast for longer, follow these guidelines:

• 📵 Limit the background activity of applications: Go to Settings → Battery and productivity → Battery management: Select Background Limitation for unnecessary applications (such as games or social media).

🔄 Clean the cache regularly (once every 1-2 weeks).

Clean Master

• Facebook is called Facebook Lite or Hermit.
• Google Chrome is called Bromite or Kiwi Browser.

📊 Memory monitoring: Install the Storage Analyzer or DiskUsage widget to track which apps take up the most space.Redmi 7 is especially "gluttonous»:

• WhatsApp (media cache),
• TikTok (uploads video in the background)
• Google Play Services (updates and cache)

On Redmi 7 with 2 GB of RAM, it is not recommended to use "heavy" launchers (for example, Nova Launcher with animations) - this will strengthen the brakes. MIUI or install a lawnchair.

7 Frequent errors in cleaning Redmi 7 and how to avoid them

Many users make the same mistakes when trying to free up memory, and here are the most common ones:

• 🗑️ Delete files via PC: When connecting USB Redmi 7 may not show all folders (especially system folders). MIUI Total Commander with root rights.
• 🔄 Frequent resets: Regular hard resets wear out flash memory. Reset only as a last resort.
• 📱 Ignoring Updates: Older Versions MIUI (Below 12) have memory management bugs. Update the firmware in Settings → Updating the system.
• 🔋 Cleaning up the battery cache: The network is often advised to reset the file batterystats.bin, but on the Redmi 7 This does not affect the actual charge consumption (confirmed by tests) XDA Developers).

⚠️ It'll delete all the data!