How to record a conversation on Xiaomi Mi 8: all ways with MIUI 2026

Xiaomi Mi 8 is still a popular smartphone among users who value the balance of performance and price. However, the feature of recording conversations in this device does not work as clearly as in newer models. Depending on the version of MIUI (from 10 to 14) and regional firmware, recording capabilities may vary β€” somewhere the option is hidden in the settings, and somewhere it is not at all.

In this article, we will discuss all the current ways to record calls on the Mi 8, including built-in system tools, third-party applications and workarounds for MIUI with restrictions.

1. Built-in call recording in MIUI: where to look and how to turn on

Starting with MIUI 12, Xiaomi has added native conversation recording functionality, but it depends on regional firmware. In Chinese (China ROM) and Global (Global ROM) versions, the option may be missing or blocked.

  1. Open the phone application (green handset).
  2. Go to Settings. β†’ Recording of conversations.
  3. If there is no item, your firmware does not support the out-of-the-box function.

If you have an option, activate it and select one of the modes:

  • πŸ”„ Automatic recording – all incoming/outgoing calls are saved without confirmation.
  • πŸ“± Manual recording – the β€œWrite” button appears during the conversation (pressed manually).
  • πŸ“΅ Only selected contacts – only calls from the numbers marked in the phone book are recorded.

⚠️ Attention: B MIUI 14 for Xiaomi Mi 8 automatic recording may not work due to Android 12 limitations+. In this case, use manual mode or third-party applications.

Where are the records stored? Files are saved in a folder. MIUI/sound_recorder/call_rec It's in the internal memory β€”.m4a (AAC-codec, which provides good quality with a small size.

πŸ“Š What version? MIUI You're using the Mi 8?
MIUI 10/11
MIUI 12
MIUI 13
MIUI 14
I don't know.

2. Hidden recording function via engineering menu (for advanced)

If your firmware doesn't have a recording option, it can be activated via an engineering menu, which works on most versions of MIUI, but you need to be careful that the wrong settings can disrupt the communication module.

Instructions:

  1. Open the Phone app and enter the code ##36446337## (this is a combination for Engineering Mode β†’ MTK Logger).
  2. Go to Log and Debugging β†’ Audio.
  3. Find the VoIP Call Recording option and set the Enabled value.
  4. Save the settings and restart the phone.

After that, the Phone app should have a recording button during the call. Note: this method may not work on firmware with a patch from May 2023 - Xiaomi blocks access to the engineering menu to change system parameters.

What to do if the engineering menu does not open?
If nothing happens after you enter the code, your firmware has blocked access. ADB-Command: Adb shell am start -n com.android.engineeringmode/.qualcomm.EngineerMode But that requires the debugging on-line. USB PC.

Third-party applications for recording: TOP-3 verified versions

If the built-in methods don't work, you'll have to use apps from Google Play, and the rule of thumb is to choose programs that are high-ranking (4.5+) and have regular updates to avoid data leaks.

AnnexFeaturesConsReference
Cube ACRRecord both sides of the conversation, cloud storage, integration with contacts.Paid version for VoIP (WhatsApp, Viber) recording.Play Market
Call Recorder by LovekeshFree recording, MIUI support, export to Dropbox/Google Drive.Advertising in the free version, sometimes "eats" the beginning of the conversation.Play Market
TruecallerRecord + number detector, spam blocking.It does not record all calls to MIUI 14.Play Market

How to set up Cube ACR (recommended option):

Enable "Recording All Calls" in the App settings |

Permission to access microphone and storage |

Turn off battery optimization for Cube ACR in MIUI | settings

Check the recording with a test call (for example, on *100#)

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⚠️ Attention: MIUI 13+ Android blocks apps from accessing the microphone during default calls. To record it works, go to Apps in your phone settings β†’ Permits β†’ Microphone and manually allow access for the selected recorder.

4. Recording via second telephone or recorder

If software methods are not suitable (for example, due to corporate security policy), you can use hardware solutions, this method is legal, since you notify the interlocutor of the recording (by Russian law, consent of both parties is required).

Options:

  • πŸ“± Second smartphone: Put it next to you and turn on the recorder (for example, built-in sound recording in the phone). MIUI). Minus - recorded echo and noise.
  • 🎀 External voice recorder: devices like Sony ICD-UX570 or Zoom H1n They make a sound, but require a purchase.
  • πŸ”Œ Audio splitter: connects to a 3.5mm connector (if you have one in your Mi 8) and duplicates the sound to the recording device.

For better quality:

  • Use a room without echoes (such as with carpets or curtains).
  • Place the recording device at a distance of 30-50 cm from the phone.
  • Before an important conversation, test the volume – in Settings β†’ Mi 8 sound you can increase the volume of the conversation to 100%.

πŸ’‘

If you record through a second phone, turn on the "Do Not Disturb" mode and turn off notifications - this will eliminate extraneous sounds in the recording.

5 Problems and Errors: Why the Recording Doesn't Work

Even after setting it up properly, the recording may not start. Common reasons and solutions for Xiaomi Mi 8:

Problem.Possible causeDecision
Record button is inactiveLimit MIUI for your regionInstall Global. ROM or use ADB-unlocker
Only your voice is recorded.Android 9+ blocks access to system audio streamUse applications that support VoIP recording (e.g. Cube ACR)
Record files are emptyConflict with battery optimizationAdd the recorder app to exceptions in Settings β†’ Battery
Recording ends in 1-2 minutesRestriction of background activity in MIUITurn off "Background Limitation" for the application in permission settings

If the problem persists, check:

  • πŸ”„ Update. MIUI Up to the latest version (in Settings) β†’ The phone. β†’ Updating the system).
  • πŸ“± Reset the settings of the Phone application (in Settings) β†’ Annexes β†’ Phone. β†’ Warehouse β†’ Drop it).
  • πŸ”§ Install an alternative dialer (like Google Phone) that supports recording.

πŸ’‘

On MIUI 14 with Android 13, recording through third-party apps is often blocked due to Google's privacy policy, and the only reliable way is to use the built-in feature (if available) or hardware solutions.

In Russia, the recording of telephone conversations is regulated by Article 138 of the Criminal Code of the Russian Federation (β€œViolation of the secrecy of correspondence”) and FZ-152 (β€œOn personal data”).

  • πŸ“œ For personal use: You can record conversations you participate in, but only with the person notifying you (e.g., I record our conversation for the record").
  • βš–οΈ For litigation: a record may only be used as evidence if it is obtained legally (with consent or within the limits of the law, for example, in the event of a threat to life).
  • 🚫 It is forbidden to distribute recordings without the consent of participants, to record other people’s conversations (even if the phone is unattended).

In other countries, the rules differ:

  • πŸ‡ΊπŸ‡Έ USA: Most states have only one party’s consent, but California and Washington need everyone’s consent.
  • πŸ‡ͺπŸ‡Ί EU (GDPR): Recording without consent is considered a breach of confidentiality and may result in a fine of up to 4% of the company’s annual revenue.
  • πŸ‡ΊπŸ‡¦ Ukraine: recording is allowed if it does not violate the rights and freedoms of others (Article 32 of the Constitution).

⚠️ Note: If you record a conversation for work (for example, interviews or negotiations), be sure to get the written consent of the interlocutor. Otherwise, the company can be fined by Roskomnadzor up to 300,000 rubles.

FAQ: Frequent questions about recording conversations on Xiaomi Mi 8

Can I record calls via WhatsApp or Viber on the Mi 8?
No, standard recorder apps can’t capture sound from VoIP calls (WhatsApp, Viber, Telegram) because of Android limitations, and require specialized programs like Cube ACR with paid VoIP Recording or root access.
Where do I keep my phone records if I use the built-in MIUI feature?
Files saved along the way: Internal memory β†’ MIUI β†’ sound_recorder β†’ call_rec. They can be played through any player (for example, Mi Music) or copied to a PC β€”.m4a (AAC, 128 kbps).
Why did the recording button disappear after the MIUI update?
Xiaomi regularly removes the recording feature from firmware for some regions (e.g. EEA ROM for Europe).Solutions: Reverse to the older version of MIUI via Fastboot. Install Global ROM instead of regional (risk of blocking Google services). Use third-party apps (see Section 3).
How do you increase recording time? The default limit is 30 minutes.
Restriction on 30 minutes in the settings MIUI To save space. To remove it: Open the file manager and go to the file manager. MIUI β†’ sound_recorder β†’ Find the file. recorder_settings.xml and edit the parameter. max_duration (for example 1800 for 30 minute 3600 Save the file and restart the phone. Attention: changing the system files can cause failures.
Can I record conversations on Mi 8 without notifying the person?
According to Article 138.1 of the Criminal Code, unauthorized recording of telephone conversations is punishable by a fine of up to 80,000 rubles or correctional labor, except for cases where the recording is conducted in self-defense (for example, in case of threats or extortion), but this can only be proved in court.