• Skip to main content
  • Switch language
  • Skip to search

Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

Mozilla Support Logo
Avatar for Username
  • Explore Help Articles

    Explore by product

    • Firefox desktop
    • Mozilla VPN
    • Firefox for iOS
    • Thunderbird
    • Firefox for Android
    • View all products

    Explore by topic

    • Settings
    • Installation and updates
    • Email and messaging
    • Performance and connectivity
    • Privacy and security
    • Browse
  • Community Forums

    Browse by product

    • Firefox desktop
    • Firefox Focus
    • Firefox for iOS
    • Thunderbird
    • Firefox for Android
    • View all forums

    Browse all forum threads by topic

    • Settings
    • Installation and updates
    • Email and messaging
    • Performance and connectivity
    • Privacy and security
    • Browse
  • Ask a Question

    Get help with

    • Firefox desktop
    • Firefox for Enterprise
    • Firefox Relay
    • Thunderbird
    • Firefox for iOS
    • Firefox Focus
    • Monitor
    • Mozilla Account
    • Firefox for Android
    • Mozilla VPN
    • View all
  • Contribute
  • Download Firefox
  • Sign In/Up

Search Support

正阳
  • 正阳

正阳 (zhengyang3552)

AnHui, China

Contributions

  • Involved with Mozilla since Sep 2025
  • 3 questions
  • 2 answers
  • 20 documents

正阳's Groups

  • forum-contributors
  • kb-contributors
  • l10n-contributors

Badges

  • 2025 L10n Badge

See all available SUMO badges

Private message

Mozilla
  • Report Trademark Abuse
  • Source code
  • Twitter
  • Join our Community
  • Explore Help Articles
Firefox
  • Download
  • Firefox desktop
  • Android Browser
  • iOS Browser
  • Focus Browser
Firefox for Developers
  • Developer Edition
  • Beta
  • Beta for Android
  • Nightly
  • Nightly for Android
Mozilla Account
  • Sign In/Up
  • What Is It?
  • Reset Password
  • Sync Your Data
  • Get Help
Language
  • Twitter(@firefox)
  • YouTube (firefoxchannel)
  • Instagram (firefox)
Mozilla
  • mozilla.org
  • Terms of Service
  • Privacy
  • Cookies
  • Contact

Visit Mozilla Corporation’s not-for-profit parent, the Mozilla Foundation.

Portions of this content are ©1998–2026 by individual mozilla.org contributors. Content available under a Creative Commons license.