mozilla-mobile/firefox-ios

"See all synced tabs" button under the "Jump Back In" section freezes app

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#27,942 opened on Jul 13, 2025

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Bug 🐞Contributor OKGood first issue

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Description

Steps to reproduce

Select "See all synced tabs" button under the "Jump Back In" section on the Home page

Expected behavior

Should navigate user to the Sync tab on the tabs view

Actual behavior

App freezes

Device & build information

  • Device: iPhone XR, iOS 18.5
  • Build version: Firefox 140.3 (57709)
  • First seen version: ? I've seen this issue for about a month now. Don't recall the first version I saw it on.

*# *## Notes Attachments: I don't have a video demonstration on hand. But I can supply one later if needed.

:information_source: Reference Person

@FilippoZazzeroni

┆Issue is synchronized with this Jira Task

Contributor guide

Research direction
Reproduce the freeze by tapping 'See all synced tabs' on the Home page. Use Xcode's debugger to identify where the main thread is blocked. Check for infinite loops, deadlocks, or synchronous network calls on the main thread.
Tech stack
swift
Domain
mobile
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
XcodeSwiftiOS development
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
40