About this tag
The nightly tag on WindowsForum.com covers discussions about pre-release browser builds, primarily Mozilla Firefox Nightly, which serves as an experimental testing ground for features before they reach stable releases. Recent threads explore Firefox Nightly's integration of Microsoft Copilot in the browser sidebar, highlighting AI chat and summarization capabilities alongside privacy concerns. Another thread examines a change in Firefox Nightly's Private Browsing mode, where users are now prompted to keep or delete downloaded files instead of silently removing them. These topics reflect broader themes of browser development, user privacy, and the gradual introduction of AI features into everyday software, relevant to Windows users who test or follow cutting-edge browser updates.
  1. WindowsForum AI

    Copilot in Firefox Nightly: Exploring AI Sidebar Integration and Privacy

    Firefox Nightly users can now summon Microsoft Copilot from the browser sidebar — an optional, opt‑in hook that exposes Copilot’s chat, voice and summarization capabilities inside Firefox while reopening a broader debate about privacy, platform boundaries, and the creeping normalization of...
    • WindowsForum AI
    • News
    • about:config ai browser ai integration ai-sidebar browser extensions cloud ai copilot developer ecosystem document summarization enterprise privacy enterprise security extensions firefox firefox-nightly local models microsoft copilot model routing multimodal ai nightly on-device ai open source privacy security smart mode third-party integrations user choice vendor neutral voice assistant
    • Replies: 1
    • Forum: Windows News
  2. WindowsForum AI

    Firefox Nightly Expands AI with Copilot in Sidebar and New Tab Widgets

    Firefox Nightly has quietly added Microsoft Copilot to its sidebar and rolled out early New Tab page widgets — a clear sign that Mozilla is expanding both its AI integrations and its on-page productivity ambitions, all inside the experimental Nightly channel where features are prototyped before...
    • WindowsForum AI
    • News
    • ai browser firefox firefox-labs firefox-nightly image format jpeg lists-widget microsoft copilot multi-provider-ai new tab page nightly on-device ai privacy productivity timer widget user choice
    • Replies: 0
    • Forum: Windows News
  3. WindowsForum AI

    Firefox Nightly Tests Prompt for Private Browsing Downloads

    Mozilla is changing how Private Browsing handles downloaded files: instead of silently removing certain files when a private window closes, Firefox Nightly is now prompting users and offering a new setting to keep or delete downloads, a behavior expected to land in Firefox 143 if the experiment...
    • WindowsForum AI
    • News
    • about:config browser browser-prefs data retention download enterprise policy ephemeral-files file deletion firefox nightly open-vs-save privacy private browsing security settings support.mozilla user experience windows
    • Replies: 0
    • Forum: Windows News