Xiaomi video recorders (including branded models) 70Mai, MiVue and Yi both record high-resolution video, but sooner or later the question arises: how do you save these files to another device? Whether you need to make room on your memory card, back up important records, or share a video with the traffic police, the process of data transfer has nuances. In this article, we will analyze all the current ways - from the classic connection to the Internet. USB before wireless transmission through the application, and also tell you how to avoid typical errors when working with registrar files.
Xiaomi registrars often use secure video file formats (for example, for example,.MOV or.MP4 They have unique timestamps, and they can automatically break records into segments, which makes it difficult for beginners to copy, 70Mai Pro or MiVue 796) require special software to read files correctly, and we tested all methods on current firmware in 2026 and selected only those that work consistently.
1. Preparation of the registrar for copying the video
Before you start transferring files, make sure your Xiaomi registrar is ready for this process, and in many cases, users are experiencing problems because of missed preparatory steps.
First rule: always safely remove the memory card from the recorder. A sudden power outage during recording can damage the file system. 70Mai Midrive D06 And newer, there's a Power button -- hold it for 3 seconds to get it done correctly. DVR) It is enough to simply turn off the power after stopping the recording.
- 🔋 Charging the registrar: If you plan to connect the device to the PC USB, Make sure that the battery level is at least 30%.Some models (for example, MiVue 750) turn off when the charge is low during data transfer.
- 📁 Memory Card Checker: Use cards at least below UHS-I U3 or V30. Cheap cards can “lose” files when you write intensively.
- 🔄 Firmware Update: There was a bug in older versions of Xiaomi's registrar software that didn't fully copy files. Update the firmware through the official Mi Home app or 70Mai.
In registrars Xiaomi 2023-2026 (for example, 70Mai Omni) video is recorded in default format H.265 (HEVC), If you don't play the video after you copy it, install the codec. VLC Player or convert files through HandBrake.
Method 2: Copying through a memory card (the most reliable method)
Using a microSD card is a versatile way that works on all Xiaomi Registrar models, including: 70Mai Dash Cam 1S The main advantage is that the registrar does not need to connect to a PC or phone, which reduces the risk of failure.
Step-by-step:
- Turn off the recorder and remove the memory card. In most models, the microSD slot is on the side under the lid.
- Put the card in the card reader and connect it to your computer or laptop. Use a microSD adapter.→USB-C for modern PCs without a card slot.
- Open the map in the conductor Windows/macOS. The video folder is usually called DCIM, Record or Video.
- Copy the files you want to use to your hard drive. Don't move the files directly, which can disrupt the structure of the registrar's folders.
If the card is not determined by the computer:
- 🛠️ Check the card reader on another device.
- 🔄 Try another one. USB-port (preferably) USB 3.0 for fast transmission).
- 💾 Format the card in the registrar (in the Settings menu) → Format a card if the file system is damaged.
☑️ Preparation of a memory card
⚠️ Note: Some Xiaomi registrars (e.g, 70Mai Pro Plus+) If files have a.dat or.enc extension, they must first be decoded through official software. 70Mai Player (you can download it on the manufacturer's website).
3. Method 2: Connecting the registrar to the PC by USB
If you don't have a card reader, or you prefer not to remove the memory card, you can connect the recorder directly to your computer, which works for most models, but there are nuances with drivers and connection modes.
How to connect:
- Turn on the registrar and connect it to the PC through USB-cable (use the original cable from the set).
- The registrar screen will ask you to select a mode, choose Mass Storage or File Transfer, and some models (e.g. Yi Night Vision) will ask you to go to Settings. → USB-regime.
- The computer will open a conductor window with the registrar folders. DCIM or Event (for recordings from the impact sensor).
If the computer does not see the registrar:
| Problem. | Decision |
|---|---|
| Device not defined | Install the driver. MTP (for Windows) or restart your PC. macOS may require Android File Transfer. |
| Registrar does not respond to connection | Check the cable (try the charger). MiVue models sometimes have to press OK on screen to confirm the connection. |
| Folders are empty or files are not copied | Check if Records Protection is enabled in the Registrar settings. Turn it off temporarily. |
Transfer speed depends on the version USB-port-port:
- 🐢 USB 2.0 (old models): ~5-10 MB/s.
- ⚡ USB 3.0 (70Mai Omni, MiVue 796: up to 40-50 MB/s.
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If the recorder is discharged during copying, connect it to charging through USB-Some models (e.g. Yi Smart Dash Camera) allow you to charge and transmit data simultaneously.
Method 3: Transferring video to your phone via Wi-Fi
The wireless method is convenient if you need to quickly throw 1-2 videos on a smartphone without a computer. Almost all Xiaomi registrars (except for budget models like 70Mai Lite supports the creation of your own Wi-Fi network.
Instructions for Android/iOS:
- Turn on Wi-Fi on the Registrar: Settings → Wi-Fi → Turn on.
- On the phone, connect to the registrar network (the name will be type) 70Mai_XXXX or MiVue_XXXX). The password is usually listed on the device sticker or menu.
- Launch the official annex: For 70Mai: 70Mai (Android/iOS). For MiVue: MiVue Pro. For Yi: Yi Action or Yi Home.
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Limitations of the method:
- 📶 The transmission speed depends on the strength of the signal. On average, 2-5 MB / s.
- 📱 iPhone may require additional confirmation of connection to an “unprotected” network.
- 🔋 The recorder discharges quickly with active Wi-Fi. Connect it to the lighter.
⚠️ Attention: In annexes 70Mai And MiVue Pro has a video download limit of no more than 10 files per session. To get around that, break it up into parts or use a memory card.
How to speed up Wi-Fi transmission?
Method 4: Using cloud storage (for models with a 4G)
Some of the advanced registrars of Xiaomi, such as 70Mai Omni or MiVue 796 Pro, supports automatic video upload to the cloud via built-in 4G-It's convenient for remote access to records, but requires a subscription.
How to set up:
- Install. SIM-card with a data transfer tariff (recommended unlimited or with high traffic).
- In the Registrar menu go to Settings → Cloud. → Enable loading.
- Select events to download: 🚨 Emergency records (according to G-sensor data). 📹 All videos (requires a lot of traffic). 📌 Hand tags (only files you have tagged).
70Mai Cloud
MiVue Cloud
Subscription fee (for 2026):
| Tariff. | Storage volume | Duration of validity | Price (₽) |
|---|---|---|---|
| Basic | 10GB | 1 month | 199 |
| Standard | 50GB | 3 months | 499 |
| Premium | 200GB | 1 year | 1 499 |
The benefits of the cloud:
- ☁️ Access video from any device via the web version or app.
- 🔒 Automatic backup of important records.
- 📍 Georeference and history of routes (in models with the GPS).
Disadvantages:
- 💰 Fee (free rate is usually limited to 1-2 GB).
- 📶 It requires a stable 4G-signal.
- 🔋 Increased battery consumption of the registrar.
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Cloud storage is suitable for those who often drive and want to have access to real-time records. USB.
Method 5: Transmitting video via OTG-cable (for Android smartphones)
If you don’t have a computer, but have an Android smartphone with support OTG, You can connect a registrar or a memory card directly to your phone, and this method works for most modern Xiaomi, Samsung or Redmi devices.
What you need:
- 📱 Android smartphone with support OTG (Check the specifications of the model).
- 🔌 OTG-adapter (e.g, USB-C → USB-A or micro-USB → USB-A).
- 💾 MicroSD card reader (if you copy from the card).
Step-by-step:
- Connect. OTG-adapter to the smartphone, and to it – card reader with a registrar memory card (or the registrar in Mass Storage mode).
- A notification of the connected drive will appear on the smartphone screen, and open any file manager (for example, Mi File Manager or Total Commander).
- Go to the video folder (usually) DCIM/Record) copy files to the phone’s internal memory or to the cloud (Google Drive, Yandex.Disk).
If the smartphone does not see the device:
- 🔄 Check if support is included OTG in the phone settings (Additional) → Functions OTG).
- 🔋 Try another one. OTG-Adapter (Cheap Chinese Adapters May Not Work).
- 📱 Update the firmware of the smartphone (old versions of Android were bugs with the OTG).
Limitations:
- 🍎 On the iPhone, this method does not work – Apple blocks direct access to external drives without certified accessories.
- 🐢 Copy speed is lower than on PCs (especially on phones with a PC). USB 2.0).
7. Frequent mistakes and how to avoid them
When you copy video from the Xiaomi recorder, users often face typical problems, and let's look at the most common and ways to solve them.
Problem 1: Videos are not played on a computer
- 🎬 Install the codec. HEVC Video Extensions (for Windows) 10/11) or use VLC Player.
- 🔄 Convert the file through HandBrake to a format MP4 (H.264).
- 📌 Check if the file is corrupted (size should match the length of the video).
Problem 2: Files are not fully copied
- 💾 Check the memory card for errors (in Windows: Properties) → Service → Error check).
- 🔋 Do not turn off the registrar or card reader during copying.
- 📁 Copy files one by one, not folders (sometimes interrupted transfer of large volumes).
Problem 3: Registrar does not turn on after connecting to a PC
- 🔌 Use the original power cable.
- 🔋 Connect the registrar to charge for 10-15 minutes before copying.
- 🔄 Reset the Registrar settings to factory settings (Settings) → Reset).
Problem 4: The app can’t see the registrar over Wi-Fi
- 📶 Restart the registrar and phone.
- 🔄 Update the app 70Mai/MiVue last-minute.
- 📱 On Android, check the app permissions (Settings) → Annexes → 70Mai → Permits).
Problem 5: The video is broken down into small pieces
- 🎥 This is normal for a registrar to split files into segments of 1 to 3 minutes, and to glue them together, use Avidemux or Shotcut.
- ⚙️ In some models (MiVue 796) you can increase the segment length in the settings (Settings). → Recording. → Video length).
⚠️ Note: If the registrar records video in a format.TS (For example, Yi Car DVR), Do not rename files manually, this may disrupt their structure. Use PotPlayer or MPC-HC.
8 How to save the video as evidence for the traffic police
If the video from the Xiaomi registrar needs to be submitted to the traffic police or insurance company, it is important to prepare it correctly so that the recording has legal force.
Video requirements:
- ⏱️ Uncut video: Date, time and speed should be visible (if available) GPS-module).
- 📌 Original File: Do not convert or compress video – this may cause doubts about authenticity.
- 📄 Accompanying data: If the registrar supports the export of telemetry (e.g, 70Mai Omni, attach a file with coordinates and speed.
How to save it correctly:
- Copy the video to your computer in the original format (do not rename the file).
- Create a backup copy on a separate medium (flash drive, disk).
- If you need to crop video, use programs that store metadata (like LosslessCut).
- Print the frame with the number of the infringing vehicle and a time stamp (can be through VLC: Video → Photo).
What to do if the video is required in electronic form:
- 📧 Send the file through official channels (for example, the traffic police portal or the email of the insurance company).
- 🔒 Archive the video with a password (use it) 7-Zip or WinRAR to avoid substitution.
- 📎 Attach a screenshot of the file properties (right button) → Properties → Details) where the date of creation is visible.
If the video has been deleted from the memory card, but you need to restore:
- 🛑 Stop writing to the card immediately (new files can overwrite deleted files).
- 🔍 Use Recovery Programs: Recuva, EaseUS Data Recovery, or DiskDigger.
- 💾 Restore files to another medium (not the same card!).
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For the legal significance of registrar videos, it is critical to preserve the original metadata files, and any changes (trimming, converting, renaming) may cast doubt on the authenticity of the record.