Zeplin "Your session has expired" Error

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Workaround available macOS, Windows, Web Updated November 14, 2026How we research

Quick answer

Zeplin signs out your oldest session once more than 5 are signed in at once, or when cached session data goes stale. Sign out unused devices, then clear the app cache.

Most likely fix: Check your signed-in devices

How to fix it

Try these in order — the most common fix is first.

  1. 1. Check your signed-in devices

    1. Sign out of devices and browsers you no longer use
    2. Sign in again on the device that shows the error
    Did this fix it?
  2. 2. Clear the cache on Windows

    1. Open the Help menu and select Reset Zeplin, then relaunch
    2. If it persists, uninstall the app, press Win+R, type %APPDATA%\Zeplin and delete the Zeplin folder
    3. Reinstall from zpl.io/download
    Did this fix it?
  3. 3. Clear the cache on Mac

    1. Log out from the profile menu and quit the Zeplin app
    2. In Finder choose Go > Go to Folder and enter ~/Library/Caches
    3. Delete the folder io.zeplin.osx, reopen the app and sign in
    4. Still failing: email support@zeplin.io
    Did this fix it?

Symptoms

The app or web app shows "Your session has expired" and sends you back to sign in.

Why it happens

  • More than 5 sessions signed in at once, so the oldest is logged out automatically
  • Expired or corrupted session data in the app cache

This guide also covers

  • zeplin session expired
  • zeplin keeps logging me out
  • zeplin your session has expired

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