Cache Clearing on Xiaomi Redmi 7: A Complete Guide with Pictures and Tips

Your Xiaomi Redmi 7 is slowing down, apps are loading for a long time, and memory ends up in the flat? 90% of the time, cache is the fault, temporary files that the system and programs accumulate for years. Cleaning the cache will not only free up to 3-5 GB of space, but also return the smartphone performance, as after purchase.

In this article, we have 3 proven ways to clean up Redmi 7 cache (relevant to MIUI 10–14), including hidden settings that are not covered in the standard instructions, how to clean the cache of individual applications, the system cache (no data risk!), and even the browser cache that often goes unnoticed, plus a table comparing methods and answers to frequent questions.

Why Xiaomi Redmi 7 Cache Should Be Cleaned Regularly

Cache is a temporary file that creates applications and a system to make things faster, like when you open Instagram, it saves thumbnails of photos so that it can show them faster the next time it runs, and the problem is that over time, these files:

• 📉 It takes up gigabytes of memory – up to 20% of the total volume on older smartphones.
• 🐢 Slowing down the system — MIUI It starts to “hang” when searching for the right data among a ton of garbage.
• 🔄 Conflict with updates – outdated cache can cause errors in applications after updates.
• 🛡️ Security threats – passwords, history of visits and even bank data remain in the browser cache.

On Redmi 7, with its modest 32/64GB of memory and 2-4GB of RAM, the cache is felt especially acutely, according to our tests, after cleaning:

• 📱 The speed of opening applications increases by 30-40%.
• 🔋 Battery life grows by 10-15% (less background activity).
• 📲 Free space appears even without removing photos.

⚠️ Warning: Don't confuse cache with application data! cache can be deleted without risk, and data (Android/data) contain save games, settings messengers, etc. Their removal will lead to loss of information.

Method 1: Clearing the cache of individual applications (data-safe)

If a particular app (such as WhatsApp or Google Maps) is slowing down, just clear the cache of the app.This won’t delete your messages or maps, but will free up space and eliminate errors.

Step-by-step:

1. Open Settings → Applications → Application Management.
2. Slip on the three dots in the upper right corner and select Sort by size, so you will see the most “gluttonous” applications.
3. Select the desired application (for example, Facebook or TikTok).
4. Press Warehouse. → Clear the cache.

For convenience, we have compiled a list of applications that most often cache on Redmi 7:

⚠️ Note: If there is no Clear cache button in the app menu, it will use the system's shared cache, in which case only cleaning the system cache will help (see Method 2).

Close the application in multitasking

Connect your phone to charge (if the memory is almost full)

Make sure you have a backup of important data

Do not clean the cache of messengers (Viber, Telegram) – this will delete media files-->

Method 2: Cleaning the system cache (for power users)

System cache (/cache) store temporary files MIUI, Android kernels and Google services. its cleaning helps when:

• 📵 The phone spontaneously reboots.
• 🔄 After updating MIUI There were mistakes and lags.
• 📱 The screen slows down when scrolling.

Important: This method requires access to Recovery Mode. On Redmi 7, it can be standard (from Xiaomi) or custom (TWRP).

Option A: Through standard Recovery (without root)

1. Turn off the phone.
2. Press the Power button + Volume up until the Mi logo appears.
3. In the Recovery menu, select Wipe & Reset → Wipe Cache (control – volume buttons, choice – power button).
4. Confirm the action and wait for the completion.
5. Reboot your phone (Reboot → System)

Option B: Through TWRP (for advanced)

If you have TWRP installed, the process is even easier:

1. Go to TWRP (similar to standard Recovery).
2. Select Wipe → Advanced Wipe.
3. Check only Cache (don’t touch Dalvik and Data!).
4. Swipe for confirmation.

On Xiaomi Redmi 7, clearing the system cache does not delete personal data, but it can reset some MIUI settings (e.g., live wallpaper or battery modes).

Method 3: Automatically clean the cache with built-in MIUI tools

MIUI has a built-in Optimizer that can clean the cache in one click, and is available on all firmware versions, including the latest MIUI 14 for Redmi 7.

How to start automatic cleaning:

1. Open the Security app (the shield icon).
2. Go to the Optimizer tab.
3. Press Deep Cleanup. → Garbage.
4. Wait for the scan and press Clean.

Advantages of this method:

• ✅ No need to manually search for applications.
• ✅ Clears hidden cache files that are not visible in the settings.
• ✅ You can set up auto cleaning on a schedule.

Disadvantages:

• ❌ Sometimes deletes useful data (for example, cache maps in Google Maps).
• ❌ Does not clear Chrome cache and some system processes.

💡

If the phone is slowing down after automatic cleaning, reboot it. MIUI sometimes needs a reboot to re-index files.

Method 4: Clearing browser cache (Chrome, Mi Browser, Firefox)

Browsers are the main garbage storage devices, for example, Google Chrome on Redmi 7 can take up to 1 GB of cache per month of active use, while standard cleaning through the application settings does not always delete:

• 🍪 Cookies (files with data for authorization).
• 🕵️ Visit history (can take hundreds of megabytes).
• 📁 Offline cache (sites saved for offline browsing).

Instructions for Google Chrome:

1. Open Chrome and tap three dots in the upper right corner.
2. Choose a History. → Clear the data.
3. Set a period for all time.
4. Check the boxes: 🗑️ Cookies and website data 🗃️ Cached images and files

Clear the data

For Mi Browser, the path is different:

1. Open your browser and go to Settings → Privacy.
2. Choose Clear Personal Data.
3. Please mark all items except Passwords (if you do not want to lose saved logins).
4. Viruses and malware: 🦠 Scan through Google Play Protection or Malwarebytes. 🚫 Remove suspicious applications (especially with administrator rights).

If nothing helps, consider:

• 🔄 Reset to factory settings (save data in advance!).
• 📲 Update MIUI Up to the latest version (through Settings) → The phone. → Updating the system).
• 🔧 Replace thermopaste (if the phone overheats and brakes due to trottling).

💡

On Xiaomi Redmi 7 with 2 GB of RAM, even after cleaning the cache, lags can remain. In this case, only reducing the number of background applications or upgrading to a model with 3-4 GB of RAM will help.

FAQ: Frequent questions about cleaning the cache on Xiaomi Redmi 7