Cleaning the cache on the Xiaomi Mi TV TV: Complete guide to all models

Xiaomi Mi TVs TV Android TV And then they start to slow down, they start to hang up, they start to make errors when they start apps, and the main reason is that they're overflowing with cache, which takes up precious memory space and slows down the system. TV This process has its own nuances: hidden menus, manufacturer restrictions and the risk of resetting settings.

In this article you will find 5 We'll look at the proven ways to clean up the cache, from the standard tools on the TV menu to the hidden commands for power users, how to free up memory without losing data, which applications are most clogged, and what to do if you clean up the Mi. TV The instructions are valid for all models: Mi TV 4A/4S/5, Mi TV Q2/Q1, Mi TV P1 and others based on PatchWall or pure Android TV.

Warn in advance: Some methods require connecting a keyboard or mouse to a TV via a computer. USB Or Bluetooth. If you don't have them, skip those steps and use alternatives. Also remember that cleaning the cache does not delete personal data (logins, passwords, saves in games), but will reset temporary application files, so after the procedure, some services may request a reauthorization.

Why is the cache on Xiaomi Mi TV need to be cleaned regularly

Cache is a temporary file that apps and the system create to make things faster, like YouTube caches video thumbnails, Netflix caches movies for smooth playback, and PatchWall (the Xiaomi shell) stores recommendations data, and over time these files accumulate and lead to problems:

• 🐢 Slowing down the interface: the menu opens with a delay, animations twitch, the remote responds with a delay.
• 🚨 App bugs: Disney+, OKKO or IVI They suddenly close with a message saying, “No memory is available».
• 📺 Artifacts while viewing: video in 4K HDR It is still very difficult, although the internet is stable.
• 🔄 Automatic reboots: The TV itself restarts when you open heavy apps (such as games).

On Xiaomi Mi. TV The cache takes up two types of memory: internal (usually 8-16 GB, of which 4-6 GB are available to the user) and operational (1.5-3 GB). When the free space runs out, the system begins to "hang." For example, on Mi. TV 4A With 8GB of memory after a year of use, the cache can take up to 3-4GB – almost half of the available space!

How much memory is cache on your TV, you can check in the Settings menu → The device → Storage: If you have more than 1GB of "Other Data" or "Cache" in your "Other Data" section, it's time to clean it up. But don't rush to delete everything in a row: some files (like the Google Play Services cache) are critical to the system.

⚠️ Attention: On Mi TV with firmware older than 2021 (for example, Mi) TV 4A 2018) Clearing the cache through a standard menu can result in a PatchWall recommendation reset. ADB (described in section 4).

Method 1: Standard cache cleaning through the settings menu

The easiest and safest method is to use Android built-in tools. TV. It is suitable for all Xiaomi Mi models. TV, including new ones (Mi) TV Q2 2023 and old (Mi) TV 4S Instructions 2019:

1. Turn on the TV and open Settings (cog in the upper right corner of the main screen).
2. Go to the Device section → Storage (on some firmware, the path may differ: Settings) → System system → Memory).
3. Select the item Internal Memory (or Device Storage).
4. Click on Cache Data and confirm the cleanup in the dialog box.

The screen will display a Cache Clear notification, which takes 10 seconds to a minute depending on the file size, and when it's finished, the TV may be able to "push" a little bit, which is normal, as the system reassembles the cache for commonly used applications.

This method only clears the application cache, but does not affect the system files. If you have problems after the procedure, move to the next method.

Close all applications (click and hold the Home button on the remote)

Connect the TV to the network (do not clear the cache when working from the battery if the TV is portable)

Remember logins/passwords from key services (e.g. Netflix)

Check vacant storage space (less than 500 MB – critical level)-->

Method 2: Clearing cache for individual applications

If the TV only slows down when specific programs (like YouTube or Kodi) are running, it makes sense to clear the cache only for them.

1. Open the Settings → Applications.
2. Choose Manage installed applications (or just scroll the list to the right one).
3. Find a problem app (like Disney)+) and click on it.
4. Click Clear cache. If the button is inactive, the cache is already empty.
5. To completely reset, click Clear Data, but remember: this will remove all application settings (logins, bookmarks, history).

On Xiaomi Mi. TV With the PatchWall shell, some system applications (such as Mi Home or PatchWall Launcher) may not appear in the list:

• 🔍 Enable the display of all applications: in the Settings menu → Apps click on three dots (⋮) in the upper right corner and select Show Systems.
• 🚫 Do not clear the cache for Android System WebView, Google Play Services, and PatchWall unless absolutely necessary – this can disrupt the interface.

Once you clear the cache for the individual application, run it again, you may need to re-enter your login/password, and if the application started to work faster, it was the overflow cache that was the problem.

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If the app is still slowing down after cleaning the cache, try reinstalling it. To do this, click Delete in the app menu, then install it again from Google Play or Mi App Store.

Method 3: Reset to factory settings (extreme case)

If previous methods didn't work, and the TV keeps on glitching, it might not be the cache that's the problem, but the corrupted system files, in which case a full reset would help, which deletes all data, including:

• 📁 Installed applications and their settings.
• 🔐 Google, Xiaomi, Netflix and other services.
• 🎯 Image, sound and network settings.
• 📺 Save channels and a favorite list in PatchWall.

Before you start, make sure to record or photograph all the important settings (for example, settings). HDR, Dolby Vision, Dolby Atmos settings, because you have to reset them after you reset them:

1. Open the Settings. → The device → Reset (or Settings) → System system → Reset to factory settings).
2. Choose Delete all data (or Complete reset).
3. Enter. PIN-code (if installed) or confirm the action.
4. Wait until the process is complete (it will take 5-10 minutes).

After the reset, you will need to re-up:

• 🔄 Connect to Wi-Fi or Ethernet.
• 📥 Sign in to Google account (required to access Play Market).
• 🎬 Reinstall apps (a list of previously installed apps can be found on Google Play) → Library).
• 🔊 Set up sound (Dolby mode, equalizer) and image (HDR, Local Dimming).

⚠️ Attention: On Mi TV 5 and later after reset, you may need to re-activate licenses for Netflix in the 4K HDR Disney+ Dolby Vision. To do this, go to the application settings and update your account information.

Method 4: Cleaning the cache through ADB (for power users)

If the standard methods did not work, and reset to factory settings do not want to do, you can use Android Debug Bridge (ADB) — This tool allows you to clear the cache selectively, including system files that are not available through the menu.

The work will require:

• 🖥️ Computer with Windows, macOS or Linux.
• 🔌 Cable USB-A → USB-A (or USB-C → USB-A, depending on the ports on TV).
• 📥 Utility. ADB (You can download from the official Google website).
• 🖱️ Mouse connected to TV (to navigate in the developer menu).

Step-by-step:

1. Enable Developer Mode on TV: Go to Settings → The device → Device information. Find the build number and click on it 7 times in a row (you will be notified that you have become a developer»).
2. Go back to the main settings menu and open the settings. → The device → Developer parameters.
3. Activate options: 🔧 Debugging by USB (insert). 🔄 Allow debugging ADB In network connections (optional if you connect via Wi-Fi).
4. Connect the TV to your computer with a cable USB and start the command line (CMD on Windows or Terminal macOS/Linux).
5. Enter the commands in turn: adb devices (should appear device with serial number) adb shell pm clear --user 0 com.android.providers.media (clearing media provider cache) adb shell pm clear --user 0 com.google.android.gms (clearing the cache of Google Play Services) adb shell pm clear --user 0 com.xiaomi.mitv.appstore (cleaning the Mi App Store cache)

To completely clean the cache of all applications, use the command:

adb shell pm trim-caches 1000000000

(where 1000,000,000 is the size in bytes, you can specify less, for example, 500,000,000 for 500 MB).

⚠️ Warning: Do not clear the cache for com.android.systemui and com.miui.tv.launcher packages - this can lead to the collapse of the PatchWall interface. ADB: adb shell reboot recovery

Method 5: Using third-party cleaning applications

If you are uncomfortable working with ADB Or standard settings, you can use specialized utilities from Google Play. TV Most cache cleaners either don't work or require root rights, and we tested a few apps and picked out the ones that actually work:

How to use CCleaner TV (most universal):

1. Install the app from Google Play.
2. Run it and select Quick Cleanup.
3. Press Analysis and wait for the scan to be completed.
4. Select unneeded files (cache, garbage, application residues).
5. Click Clean and confirm the action.

The CCleaner Advantage TV — It shows how much space each app cache takes up, and allows you to selectively clean it, but some users complain that after cleaning, the TV slows down even more. This is because the utility deletes all temporary files, including those needed to run the system quickly.

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The side of the app to clean up the cache on Android TV They are often less effective than embedded tools, and should only be used if standard methods have not worked or you need detailed information about the occupied space.

What to do if after cleaning the cache, the TV works worse

In rare cases, after cleaning the cache Xiaomi Mi TV It can start to brake even more, or it can stop turning on or it can make mistakes:

• 🔄 The system rebuilds the cache again, which temporarily loads the processor.
• 🗑️ Critical files (e.g., Google Play Services cache) have been deleted).
• 🔧 PatchWall shell is broken (often after cleaning through the ADB).

Solutions for each problem:

If none of the methods worked and the TV still “gluts”, the reasons may be deeper:

• 🔋 Memory malfunction: on cheap models (Mi) TV 4A) The eMMC drive often fails. Check its health through the ADB command: adb shell dumpsys diskstats (look for error lines) I/O).
• 🦠 Viral software: if you installed applications from unknown sources, malware could get in. Uninstall suspicious programs and scan the system through Malwarebytes (there is an Android version). TV).
• 🔄 Outdated firmware: on Mi TV There may be memory management bugs older than 2020. Update the software via Settings → The device → Updating the system.

FAQ: Frequent questions about cleaning the cache on Xiaomi Mi TV