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Printers · mobile path

Printer works from computer but not phone

Computer printing proves core hardware works. The phone may be on guest/cellular isolation, lack the print service/app permission or be discovering a stale printer address.

Direct answer

Computer printing proves core hardware works. The phone may be on guest/cellular isolation, lack the print service/app permission or be discovering a stale printer address.

What this covers

  • The observed symptom matches this record
  • Customer-accessible settings, connections and external components
  • Diagnosis before reset, deletion or component replacement

What it does not cover

  • ×A model-specific error code with a different documented meaning
  • ×Internal electrical, battery-cell, gas, refrigeration or sealed-component repair
  • ×A guarantee that every model exposes the same control label
Try in this order0 of 4 completed

  1. Capture the exact symptom

    Reversible

    Confirm phone and printer use the same local network and disable cellular/VPN for one test.

  2. Run the smallest isolation test

    Reversible

    Open the official printer app, refresh discovery and compare the printer’s current IP with the computer queue.

  3. Correct only the proven cause

    Reversible

    Enable the supported mobile print service and correct guest-network isolation; avoid resetting the printer.

  4. Verify before changing anything else

    Reversible

    Print a photo and PDF from two phone apps.

Evidence ledger

Sources behind this answer

Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.

01
EpsonCannot Print from an iPhone, iPad, or iPod touch

Same-SSID requirement, Paper Setup Auto Display, and enabling AirPrint in Web Config. Note: hosted on Epson's official user-guide server, not epson.com.

Exact questions

Common follow-ups

What should I check before resetting anything?+

Confirm phone and printer use the same local network and disable cellular/VPN for one test.

What is the safest isolation test?+

Open the official printer app, refresh discovery and compare the printer’s current IP with the computer queue.

When should I stop troubleshooting?+

Do not expose the printer to the public internet or weaken router security to make discovery work.

Change recordAug. 17, 2026 — Published as an independently scoped question with a distinct isolation test, verification and safety boundary; source boundary: Epson Support.
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