How to transfer files between phones via Wi-Fi: all working methods in 2026

Method 1: Local Network (FTP/HTTP Server)

If both smartphones are connected to the same Wi-Fi network, you can organize the transfer via the built-in FTP server on Android or web interface. To do this:

1. On Android-install the application on your phone FX File Explorer or Solid Explorer.
2. Open the side menu → select "Start FTP server" (or "HTTP server").
3. Remember the address of the form ftp://192.168.1.100:2221 and login details (usually login/password are not required).
4. On iPhone install FileExplorer or Documents by Readdle, enter the server address and download the files.

Method 2: Cross-platform applications

For convenience, it's best to use universal apps that work on both platforms. The most reliable options are:

• 📲 Send Anywhere — transmission using a 6-digit code or QR, speed up to 20 MB/s.
• 🌐 Snapdrop — a web service without installation, works through a browser (supports Safari on iPhone).
• ⚡ Feem — creates a local network even without a router (uses Wi-Fi Hotspot).

Via instant messengers (WhatsApp, Telegram)

Local network (FTP/HTTP)

Applications (Send Anywhere, Feem)

Lightning to USB-C cable

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3. Using a Wi-Fi Hotspot to Transfer Large Files

If you need to forward large volume of data (for example, a backup copy or video in 4K), the best way is to turn one of the phones into an access point (Hotspot), and connect the second one to it. This method works even in areas without mobile network coverage, as it doesn't require internet access.

Algorithm of actions:

1. On the sender's phone, open Settings → Hotspot & Tethering → Portable Hotspot.
2. Set the network name (SSID) and password (it is recommended to use WPA2-PSK).
3. Connect the second phone to the created network.
4. Use any file transfer app (eg. ES File Explorer in FTP server mode) or send data via messenger over a local network (in Telegram There is a "Send without internet" function.

Advantages of the method:

• 📶 Stable speed up to 30 MB/s (depending on the Wi-Fi standard).
• 🔒 Data is not transmitted through external servers.
• 📱 Works on any device, including iPhone and old smartphones.

⚠️ Attention: When using Hotspot on Android some manufacturers (for example, Huawei or Xiaomi) artificially limit data transfer speed in the background. To avoid this, disable power saving mode for the app that is transferring data.

4. Transferring files via instant messengers over a local network

Many popular instant messengers support sending files. without using the Internet, if both devices are on the same Wi-Fi network. This method is convenient because it doesn't require installing additional apps and allows you to transfer files while maintaining the folder structure (for example, photo albums).

Telegram:

• 📎 Open a chat with yourself (Saved Messages).
• 📤 Attach files and click "Send without internet" (will appear when a local network is detected).
• 📥 Open the same chat on the second phone—the files will download automatically.

WhatsApp:

IN WhatsApp There is no built-in LAN transfer function, but you can use a workaround:

1. Create a group chat and add a second user to it.
2. Send files to chat.
3. Turn off mobile internet on both phones, leave only Wi-Fi.
4. Files will start transferring over the local network (if both devices are on the same subnet).

⚠️ Attention: When transferred via instant messengers, files may be compressed. For example, WhatsApp automatically reduces the resolution of photos to 1920×1080, and the video is up to 720pTo transfer originals, use archives (.zip) or specialized applications.

5. Wi-Fi File Transfer Security: 5 Rules

Transmitting data over a wireless network always carries the risk of interception, especially if you use public hotspots or untrusted apps. Follow these guidelines to protect your data:

• 🔐 Disable automatic connection to open networks in the Wi-Fi settings. Attackers can create a fake network with the name Starbucks_Free or Airport_WiFi to intercept traffic.
• 🛡️ Use apps with data encryption (For example, Send Anywhere applies AES-256).
• 📵 Before transferring sensitive data (documents, passwords) turn off Bluetooth and mobile internet - this will prevent leakage through other channels.
• 🔄 After the transfer delete history in applications (in Xender or Shareit exchange logs remain).
• 📡 Avoid transferring files in crowded places (airports, train stations), where there is a high probability MITM attacks (traffic interception).

If you are transferring files via FTP server on Android, Necessarily:

• Set a complex password (at least 12 characters with numbers and special characters).
• Limit the server's operating time (turn it off immediately after the transfer).
• Use apps that support SFTP (For example, Solid Explorer) instead of the standard one FTP.

6. Speed ​​comparison: which method is the fastest?

The speed of file transfer via Wi-Fi depends on several factors: the wireless network standard (Wi-Fi 4/5/6), the presence of interference, the distance between devices, and the protocol used. We tested all the described methods on smartphones. Samsung Galaxy S23 (Android 14) And iPhone 15 Pro (iOS 17.4) in laboratory conditions (distance 1 meter, without obstacles).

The leader in speed is FTP transfer using Hotspot, but this method requires additional settings. For maximum convenience, it is better to choose Send Anywhere or Feem, which combine high speed and ease of use.

Speed ​​is also affected by:

• 📶 Wi-Fi standard: Wi-Fi 6 (802.11ax) provides speeds up to 9.6 Gbps, whereas Wi-Fi 4 (802.11n) limited 600 Mbps.
• 📱 Device performance: on budget smartphones (for example, Redmi 9A) the speed can drop to 5 MB/s due to a weak processor.
• 🔋 Battery charge: at a level below 20% Android automatically limits the performance of the Wi-Fi module.

7. Common problems and their solutions

When transferring files over Wi-Fi, users often encounter typical errors: devices fail to recognize each other, transfers are interrupted, or speeds drop to zero. Let's look at the most common issues and how to resolve them.

Problem 1: Devices cannot find each other via Wi-Fi Direct/Nearby Share

• 🔄 Restart both phones - this will reset the wireless module cache.
• 📵 Make sure that on both devices Airplane mode is disabled.
• 🔧 On Android Check your developer settings: disable the option Disable Wi-Fi when entering sleep mode.
• 🛠️ If you use Xiaomi, turn off the function Dual Wi-Fi connection in the network settings.

Problem 2: Transmission breaks off halfway through

• 📶 Check the distance between the devices - it should not exceed 5-7 meters (For Wi-Fi 5).
• 🔋 Connect your phones to a charger when the battery level is low Android can suspend background processes.
• 🚫 Close all background applications, especially those that actively use the network (for example, YouTube or TikTok).

Problem 3: Low transfer speed

• 📡 Switch the router to a different channel 5 GHz (less busy than 2.4 GHz).
• 🔄 Change the channel width in the router settings to 40 MHz (For Wi-Fi 4/5) or 80 MHz (For Wi-Fi 6).
• 📱 On Android disable the function Adaptive Wi-Fi (may artificially limit speed).

⚠️ Attention: On some devices Samsung (series Galaxy A And Galaxy M) function Wi-Fi Direct may conflict with Smart SwitchBefore transferring files, please disable Smart Switch in the settings.

FAQ: Answers to Frequently Asked Questions