Xiaomi Redmi smartphones are famous for their performance, but even they eventually start to βbrakeβ due to clogged memory. The main culprit is the MIUI conductor, which accumulates temporary files, app cache and duplicate photos. If your Redmi Note 12 or Redmi 10C gives a notification βMemory is almost fullβ, do not rush to buy a microSD β in 80% of cases, the problem is solved by properly cleaning the built-in file manager.
In this article, we will discuss all the ways to clean the conductor, from standard MIUI functions to hidden tools for power users. You will learn how to delete unnecessary files without risking damage to the system, which folders can be manually cleaned and which should not be touched. Particular attention will be paid to cleaning the cache of messengers (Telegram, WhatsApp) and optimizing the storage of photos in the Xiaomi Gallery. All the instructions are relevant for smartphones on MIUI 12-14 (including Redmi 13C, POCO X5 and other models from 2022-2026).
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1. Standard cleaning through the "Conductor" MIUI
The safest way is to use the built-in MIUI File Manager tools, which automatically find junk files and suggest that they be deleted.
- Open the Explorer application (the folder icon on the desktop).
- In the lower menu, tap on the Cleanup (broomstick icon).
- Wait for the scan - the process will take 10-30 seconds.
- Select file categories to delete: ποΈ Unnecessary files β remnants of remote applications, temporary data. π Duplicates β copies of photos and documents (caution: check before deleting!). π΅ Large files β videos, archives, games (sorting by size).
Clean up
β οΈ Note: Do not delete files from folders MIUI, Android or system - this can cause malfunction of the smartphone. If you are not sure that the file is needed, transfer it to the basket (Conductor) β Recycle bins for 7 days β during this time you will have time to restore it if necessary.
Standard cleaning frees up 1-3 GB of memory, but deep optimization will require additional steps, such as the cache of messengers (Telegram, Viber) and social networks (TikTok, Instagram) takes up to 5-7 GB and does not always fall into automatic scanning.
2. Manual cleaning of the app cache
Cache speeds up programs, but over time grows to giant sizes, for example, Telegram can accumulate 2-4 GB of temporary files, and Google Play Services can accumulate up to 1 GB.
Method 1: Through Application Settings
- Go to Settings β Applications β Application Management.
- Select an app (such as Facebook or YouTube).
- Slip the vault. β Clear the cache.
Method 2: Mass cleaning (for MIUI 13-14)
If you clean the cache of each application separately for a long time, use the group cleaning function:
- Open the Settings β Memory.
- Click Clean in the Cash section of the applications.
- Confirm the action β the system will remove the cache of all applications except system.
β οΈ Warning: After mass cache cleaning, some applications (Navigators, Social Networks) will take longer to load on the first run.
For maximum effect, combine both methods: first clean the cache manually for voracious apps (TikTok, Instagram), then conduct a mass cleanup.
Close all background applications
Connect your smartphone to charging (if charge < 20%)
Backup of important data
Do not interrupt the cleaning process-->
3. Removal of duplicate photos and videos
Photos take up the lion's share of memory on Xiaomi Redmi, especially if you often take pictures in HDR or Portrait mode, the camera saves 2-3 copies of a single frame.
- Open the Gallery β Albums β Duplicates (inlay at the top).
- MIUI will automatically group similar photos. Tap them on the group to see the options.
- Select unnecessary copies and click Delete.
For a deeper cleanup, use third-party applications like Files by Google or CCleaner, which find duplicates even among screenshots and uploaded images.
- Install Files by Google from the Play Market.
- Open the Cleanup tab β Duplicate files.
- Select files to delete (the app will show how much space will be freed up).
π‘ Useful tip: Before removing duplicates, include sorting by date or size β so itβs easier to determine which copy is better in quality.
| Type of file | Average size of duplicate | How to clean up |
|---|---|---|
| Photo (JPEG) | 3.8 MB | Gallery β Duplicates or Files by Google |
| Screenshots (PNG) | 1-3 MB | Conductor β Images β Screenshots |
| Video (MP4) | 50β200 MB | Gallery β Video β Sorting by size |
| Uploaded files | 1-50 MB | The conductor β Downloads |
4. Clean Download folder and temporary files
Download folder is a real garbage dump on your smartphone.
- π APK-Files β Application installers that are no longer needed.
- π Excel/Word-Files: Documents opened once a year ago.
- π΅ Audio files -- music from VK Telegram.
- πΌοΈ Images from messengers - memes, stickers, photos from chats.
How to clean:
- Open the Explorer β Categories β Downloads.
- Sort files by date (old at first) or size (large at first).
- Select unnecessary files and click Delete.
For automatic cleaning:
- Go to Settings β Memory β Autoclean.
- Enable the option to Delete files from Download older than 30 days.
β οΈ Before mass deletion, check the Download folder for important documents (such as receipts or tickets). MIUI Does not distinguish between βjunkβ and valuable files!
What to do if the Download folder is not cleaned?
5. Optimization of storage of messengers
Telegram, WhatsApp and Viber are the main memory eaters on Xiaomi Redmi, Telegram cache alone can take up to 5GB and chat media files even more. Here's how to reduce their appetite:
Telegram
- Open Telegram β Settings β Data and memory.
- In the Memory Use section, click Clear Cache.
- Enable Auto Clean Media and set a limit (e.g. 1GB).
- Go to Settings. β Memory.
- Select the chat rooms with the largest files (sorting by size).
- Remove unnecessary media (photos, videos, voice messages).
π‘ Useful tip: WhatsApp can disable automatic media download: Settings β Data and memory β Autoboot media β Choose Never.
| messenger | Average cache size | How to clean up |
|---|---|---|
| Telegram | 2β5 GB | Settings β Data and memory β Clear cache |
| 1-3 GB | Settings β Memory β Memory Management | |
| Viber | 500 MB-1 GB | Settings β Memory β Clean the cache |
6. Hidden MIUI features for power users
If standard methods donβt work, use the hidden MIUI tools, which require caution but allow you to free up to 10 GB of memory.
Cleaning the thumbnails folder
This folder stores thumbnails of photos and videos, and over time, it grows to 1-2 GB, although its contents can be safely deleted:
- Enable the display of hidden files in Explorer (three dots at the top β Show hidden files).
- Go to the Inner Memory β DCIM β.thumbnails.
- Delete all files in this folder (they will be restored automatically).
Delete log and temp files
System logs and temporary files take hundreds of megabytes to delete:
- Open the Conductor. β Internal memory.
- Find folders: logs β system error logs. temp β temporary application files. cache β system process cache.
Delete their contents (do not touch the folders themselves!).
β οΈ Note: Do not delete files in folders MIUI, Android or system β this can lead to system crash and the need to flash the flash.
π‘
Regularly cleaning thumbnails and logs frees up to 3 GB of memory without risk to the system.
7. Cleaning automation: MIUI settings
To avoid manually clearing your memory, set up automatic optimization:
- Go to Settings. β Memory.
- Turn on the options: π Auto-cleaning garbage β removes temporary files once a week. π Cleaning Downloads folder β deletes files older than 30 days. ποΈ Cleaning the basket β automatically emptying the basket after 7 days.
Optimizing memory
For Redmi models with MIUI 14, the Easy Mode feature is available:
- Go to Settings β Special Opportunities β Easy Mode.
- Turn on the option β the system will block the background activity of applications, reducing the load on memory.
π‘ If your Redmi supports virtual memory (RAM Expansion, enable it in Settings β The phone. β Additionally. β RAM expansion. It won't free up disk space, but it will speed up the smartphone.