How to Clear Cache on Xiaomi Redmi 7A: A Complete Guide to Accelerating Your Smartphone

Xiaomi Redmi 7A is one of the most popular budget smartphones, but over time even it begins to “slow down”. The main reason is clogged cache, which takes up precious memory and slows down the system. In this article, you will learn how to properly clean the cache on Redmi 7A without the risk of losing important data, what types of cache exist and when they need to be deleted.

Many users confuse cache with junk files or temporary application data. In fact, cache is a storage buffer that speeds up the load of commonly used items (for example, pictures on social networks or pages in the browser). However, when it becomes too much, it begins to interfere, especially for the Redmi 7A with its modest 2/16 GB or 3/32 GB of memory.

We'll look at all the possible cleanups, from manually decache individual applications to deep cleaning system files, and learn what errors users most often make and how to avoid them. If your smartphone is slowing down, warming up or discharge quickly, this is the guide for you.

1.What is cache and why should it be cleaned on Redmi 7A

Cache is a temporary file that creates apps and a system to speed up your work, for example, when you open Instagram, the app caches thumbnails of photos so that it can show them faster the next time you run, the same thing happens in the browser, messengers and even system utilities.

On Xiaomi Redmi 7A, the cache is divided into three types:

• 📱 App cache – temporary data of individual programs (for example, maps in Google Maps or YouTube stories).
• 🌐 Browser cache – saved pages, cookies and media files from the Internet.
• ⚙️ System cache – files that create MIUI Optimizing Android's work.

Why is cache becoming a problem?

• 🐢 Slowdown: When the cache takes up gigabytes of memory, the system has to spend resources on processing it.
• 🔋 Fast battery discharge: background cache cleaning consumes charge (especially if less than 10 memory is left%).
• 🚨 App crashes: corrupted cache files can cause errors (such as WhatsApp or TikTok crashes).

With Redmi 7A, the cache can take up to 3-5 GB — almost half the available volume on the 16 GB version! Not all files can be deleted through standard settings. Next, we will discuss how to clean each type of cache without harming the phone.

2. How to clear the cache of individual applications on Redmi 7A

The safest way to do this is to delete the cache for specific programs, which won't affect their work, but will free up memory, for example, on Facebook or Telegram, the cache can take up to 1-2 GB.

Instructions:

1. Open Settings → Applications → Application Management.
2. Select the app you want (such as Chrome or Gallery).
3. Press Warehouse. → Clear the cache.

For convenience, sort the applications by cache size:

1. In Application Management, click on the three dots in the upper right corner.
2. Select Sort. → By size.
3. Remove the cache from the most “heavy” programs.

What apps are most likely to clog up Redmi 7A?

⚠️ Please note: Do not clear the cache for Google Play Services and MIUI System without emergency, this can lead to disruptions in the services of Google and the branded shell Xiaomi.

3. Deep cleaning of system cache (without root)

The Dalvik-cache stores optimized data for fast Android boot. Cleaning it can speed up the Redmi 7A, but requires caution. Unlike the app cache, the system cache is not visible in standard settings.

Method 1: Recovery (Recovery)

1. Turn off the phone.
2. Press the Power button + Volume up until the Mi logo appears.
3. From the Recovery menu, select Wipe & Reset → Wipe Cache (use volume buttons for navigation, power for selection).
4. Confirm the action and restart the phone (Reboot).

Method 2: Using MIUI Optimizer (if installed)

• 🔧 Open the Security (Security) application).
• 🧹 Go to the Cleanup. → Deep cleaning.
• 🗑️ Select System Garbage and click Clean.

What does cleaning the system cache do?

• ⚡ Speeds up the launch of applications (especially after updates) MIUI).
• 🛠️ Corrects errors such as "Application stopped".
• 📉 Reduces processor heat (relevant to Redmi) 7A On Snapdragon 439).

⚠️ Warning: After cleaning the system cache, the first start of the phone may take up to 5-10 It's okay to have a minute. Don't interrupt!

4. Clearing the browser cache (Chrome, MI Browser, Firefox)

Browsers are the main cache eaters. Redmi 7A most commonly uses Google Chrome or standard MI Browser. Their cache can take up to 1.5 GB, even if you rarely surf the Internet.

Cleaning up in Google Chrome:

1. Open Chrome and click on the three dots in the top right corner.
2. Choose a History. → Clear the data.
3. Set the "All Time" period.
4. Check the boxes "Cookies and Site Data" and "Cached Images and Files".
5. Click Delete Data.

Cleaning up at MI Browser:

1. Launch your browser and go to Settings → Privacy.
2. Choose Clear Personal Data.
3. Mark "Cash" and "Cookies".
4. Confirm the cleanup.

How is the browser’s cache different from history?

• 🕒 History is a list of visited sites (deleted separately).
• 🗃️ Cache is saved elements of pages (pictures, scripts, styles).
• 🍪 Cookies are data for authorization and personalization (for example, saved logins).

On Redmi 7A, the MI Browser cache is stored in /data/data/com.android.browser/cache. You can't manually delete it without root permissions, which will cause your browser to crash.

💡

If after cleaning the cache sites load more slowly, turn on the option “Saving traffic” in Chrome (Settings) → Traffic savings. This will reduce the amount of data that you download.

5. Automatic Cache Cleanup: Configure MIUI Optimizer

MIUI has a built-in automatic cleaning tool called MIUI Optimizer (formerly called Security) that can remove cache on a schedule or when memory is low.

How to set up:

1. Open the Security app (the shield icon).
2. Go to the Cleanup. → Settings (cog in the upper corner).
3. Turn on the options: 🔄 Autocleaning (recommended interval: 1 time per week). 📉 Cleaning for memory shortage (threshold: 500 MB).

Deep cleaning

• 🗑️ Residual files
• 🧹 Cash app.
• 📁 Empty folders

Advantages of automatic cleaning:

• ⏰ You don't have to bemember doing it manually.
• 🛡️ MIUI Optimizer only deletes secure files (does not touch application data).
• 📊 You can see how much memory is released after each cleaning.

Disadvantages:

• ❌ Does not clear the system cache (user only).
• ❌ Can delete the cache of the desired applications (for example, maps in Google Maps).

💡

Autocleaning in MIUI Optimizer is a convenient way to keep your phone in order, but it doesn’t replace manually cleaning your system cache and browsers.

6.Cache clearing through Engineering Mode (for advanced)

If standard methods don't work, you can use the Engineering Mode, which is suitable for power users, because doing the wrong thing can disrupt your phone.

Instructions:

1. Open the Phone app.
2. Enter the combination: ##4636###.
3. In the menu, select Storage.
4. Press Clear Cache (Clear Cache)

What can be done in Engineering Mode:

• 📊 View detailed statistics on memory usage.
• 🔧 Clear the Dalvik cache (similar to the system cache).
• 📡 Check the status of the network and batteries.

⚠️ Note: Do not change other settings in Engineering Mode unless you know their purpose! For example, changing the network settings (Band Selection) can lead to loss of communication.

An alternative way for advanced users to use ADB (Android Debug Bridge) is to:

1. Connect Redmi 7A to your PC and enable USB Debugging (Settings → About Phone → MIUI Version – Press 7 times, then return to Additional → For Developers).
2. Enter in the command line: adb shell pm trim-caches 1G This command will clear the cache of all applications that take up more than 1 GB.

7.When cleaning the cache doesn't help: alternative solutions

If Redmi 7A still slows down after cleaning the cache, the problem may be deeper.

1. Transfer of applications to SD-map

• 📱 Suitable for applications that support this feature (e.g. Facebook Lite, Messenger).
• 🔧 Path: Settings → Annexes → Select an application → Warehouse → Change. → SD-map.

2. Shutdown of animation

• ⚡ Speeds up the interface to 20-30%.
• 🛠️ Enable Developer Mode (as in the section about) ADB), then in Settings → Additionally. → For developers, install: Windows animation — Disable. Transition animation — Disable. Animator duration — 0.5x.

3. Reset to factory settings

• 🔄 Extreme measure if other methods do not help.
• 📌 Pre-return backup through Settings → Additionally. → Backup and reset.
• ⚠️ Once reset, the phone will be like new – all data and apps will be deleted!

4.Update MIUI

• 📲 Go to Settings. → The phone. → Updating the system.
• 🔄 If a new version is available, install it. Often updates will optimize the cache.

5. Replacement of memory chips (for experienced)

• 🛠️ It is relevant if Redmi 7A Physically wears out your eMMC memory (symptoms: persistent lags, reading errors).
• 💰 Cost of repair: from 1500 to 3000 rubles (depending on the service center).

FAQ: Frequent questions about cleaning up cache on Redmi 7A