Xteink X3 NFC iPhone Shortcut: One-Tap Book Transfer

Sideloading one book onto an Xteink X3 from an iPhone takes about four manual steps every single time: open hotspot mode on the reader, connect your phone, type the file-manager address into a browser, then drag the file in. What if a single physical tap collapsed all of that into one gesture?

That is exactly what an r/XTEINK maker built, and the xteink x3 nfc iphone shortcut is the rare trick that only the X3 can pull off. Tap the X3 against your iPhone and the phone auto-joins the reader’s Wi-Fi hotspot and opens its web file manager, ready to drop books in.

The problem: four taps to move one file

The X3’s built-in transfer flow is fine, but it is repetitive. Each session you re-enter hotspot mode, wait for your phone to find and join an ad-hoc network, then manually navigate a browser to the file manager. None of those steps is hard; the friction is that you do all four every time, and friction is exactly what stops people from actually using a feature.

This is for X3 owners on iPhone who transfer files often and want to kill that friction. It is X3-specific for one blunt reason: the X3 has an NFC chip and the X4 does not. No NFC means no tap trigger, so this is one of the few genuinely X3-only tricks. (If you are still deciding between the two, our X3 vs X4 model-choice guide covers exactly this kind of tradeoff.)

How the shortcut works

The automation is three confirmed mechanics stacked together:

• The trigger: an iOS NFC automation. Stock iOS Shortcuts can fire an automation when your phone reads an NFC tag, under Automation → Create Personal Automation → NFC. That is the “tap” half.
• The missing capability: auto-joining Wi-Fi. Here is the catch that makes this non-obvious: stock Shortcuts cannot connect your phone to a named network on its own. It can show credentials or open the Wi-Fi settings screen, but it cannot auto-connect. That gap is filled by the free Actions app by Sindre Sorhus, which adds a “Join Wi-Fi” action that connects programmatically. This is the one third-party dependency.
• The payload: opening the file manager. Once the phone is on the X3’s hotspot, the shortcut opens the reader’s web file manager in a browser. That browser-opening refinement came from Lapis in the Xteink Discord.

The chain, end to end:

1. NFC tap fires the automation.
2. Join Wi-Fi (Actions app) connects the iPhone to the X3’s hotspot SSID.
3. Open URLs points the browser at the X3’s file-manager address.
4. You drag your EPUB/TXT in, and you’re done.

One gesture, the whole flow.

The ready-made version is here: icloud.com/shortcuts/4781e9f61a9c466fb0c268408b67247a. Installing the shared shortcut is the easiest path; you just point it at your own hotspot details. It needs the free Actions app installed first, or the Join Wi-Fi step will be missing.

What the X3’s NFC chip is doing

The NFC trigger can read either the X3’s own built-in NFC chip or a cheap stick-on NFC sticker placed on the reader. Both register as a Shortcuts NFC trigger, so use whichever your phone reads consistently.

iOS keys NFC automations off the tag’s fixed UID (a stable hardware identifier that does not change between taps), which is why one tap reliably triggers the same shortcut. The catch: the chip is only an identifier. It does not carry the Wi-Fi credentials, which is exactly why the Actions app still has to do the actual joining.

Hold the back of your X3 flat against the top of your iPhone (where the iPhone’s NFC antenna sits) and watch for the tag-scan banner. The X3’s magnetic back makes this natural; many owners carry the reader stuck to a phone-back magnetic wallet or grip, so the two surfaces are already meeting. If the bare chip does not read, a sub-dollar NFC sticker on the back is a harmless fallback.

Setting it up

Install the shared shortcut above, or rebuild it from the blocks below. The shared file is already tuned, so this is mostly for the curious.

You will need:

• An Xteink X3 (the NFC model) (also on Amazon).
• An iPhone with the Shortcuts app and a recent version of iOS.
• The free Actions app.
• Your X3’s hotspot details: the SSID, the password, and the file-manager address it shows.

Steps:

1. Install the Actions app from the App Store. This is what supplies the Join Wi-Fi action.
2. On the X3, turn on Wi-Fi hotspot / file-transfer mode and note three things: the hotspot network name (SSID), its password, and the file-manager address. On CrossPoint firmware that address is usually http://crosspoint.local, or an IP the device displays. Use whatever the X3 actually shows on screen, since that is the reliable value.
3. Build the shortcut chaining the Actions Join Wi-Fi action (set to your X3’s SSID and password) → an Open URLs action pointing at the file-manager address.
4. Create the NFC trigger: Shortcuts → Automation → Create Personal Automation → NFC, scan the chip or sticker, and set it to run the shortcut. Turn off “Ask Before Running” so it fires without a prompt.

One thing worth knowing about that xteink x3 file manager page: it is not a cloud service. In transfer mode the X3 runs a tiny HTTP server on its own hardware, so your browser talks directly to the reader over the local hotspot, and nothing leaves your phone or the device.

The source does not name a minimum iOS version, so we will not invent one, but the Join Wi-Fi action requires the Actions app and a reasonably recent iOS. If the action is missing from your shortcut, update both iOS and Actions.

Android: the alternatives

No NFC-tap version exists for Android, but Android users are not stuck. The tap only saves the connect-and-open step; the actual transfer rides on CrossPoint’s standard methods, which work the same from any phone or laptop.

crosspoint.local is an mDNS name and can be unreliable on Windows, so if it does not resolve, fall back to the IP address the X3 shows.

Who built it, and is it safe?

Credit where it is due: the original automation was shared by Reddit user u/handmadefromvietnam in the r/XTEINK thread, with the open-the-browser-on-tap idea coming from Lapis in the Discord. As for safety: before you run any downloaded shortcut, iOS shows you every action it contains, so skim the list and confirm it only joins a network and opens a URL. The one third-party app it relies on, Actions, is a well-known open-source utility, not a random download.

Quick answers before you tap

Does this work on the Xteink X4?

No. The X4 has no NFC chip, so there is no tap to trigger the automation. It is one of the few genuinely X3-only tricks. X4 owners use the same CrossPoint transfer methods: browser upload, Calibre Wireless, WebDAV, or CrossPoint Sync.

Why do I need the Actions app, and can't stock Shortcuts do it?

Stock Shortcuts cannot connect your phone to a named Wi-Fi network on its own; it can only show credentials or open the Wi-Fi settings screen. The free Actions app adds a "Join Wi-Fi" action that connects programmatically. Without it, the Wi-Fi step silently fails.

My tap stopped working overnight. What changed?

Most often the X3 regenerated its hotspot SSID or password, or hotspot mode is off. Re-read the current credentials on the device, confirm transfer mode is on, and update the hard-coded values in the shortcut.

The bottom line

• The xteink x3 nfc iphone shortcut turns a four-step sideload into one tap; install the shared shortcut at icloud.com/shortcuts/4781e9f61a9c466fb0c268408b67247a and the free Actions app, then point it at your hotspot.
• It is X3-only (the X4 has no NFC chip), and Android owners get the same speed via browser upload, Calibre Wireless, WebDAV, or the CrossPoint Sync app.
• It is worth it if you transfer often; for a book a month, the built-in hotspot flow is fine.

Still choosing a model? The X3 vs X4 guide explains why NFC sits on just one of the two.

Independent, not affiliated with Xteink.

Working references

• Original shortcut thread
• Ready-made shortcut (iCloud)
• Actions app (App Store)
• Actions (open source)