2024年5月14日 · Firefox will now be set as your default browser. If Firefox was unable to make itself the default browser, it will open the Windows Settings Default apps panel (shown below), where you can click the entry under Web browser to choose Firefox as the default.

2025年1月4日 · Click Open file in the Downloads notification on Microsoft Edge to start the process.; In other browsers, you may need to first save the Firefox installer to your computer, then open the file you downloaded.

2025年2月14日 · Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

When Firefox is set as the default PDF viewer, it automatically opens PDF files in the built-in viewer. However, you can choose to use another application to view your downloaded PD

2024年5月13日 · Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

2024年11月5日 · On Windows, policy support is implemented using Group Policy. Firefox supports setting policies via Active Directory as well as using Local Group Policy.

2024年11月23日 · The About Profiles page includes the following options: . Create a New Profile Click this and follow the prompts in the Create Profile Wizard (see the Create a profile section below for details).

2024年12月28日 · Synchronizing folders (labels) If you want to see all your Gmail labels and messages in Thunderbird but prefer to avoid all the messages being downloaded to your system, you may want to tweak the synchronization settings.

2024年11月24日 · Locate the backed-up profile folder on your hard drive or backup medium (such as your USB stick). Open the profile folder backup (for example, the xxxxxxxx.default backup).

2025年2月13日 · The Search panel in Firefox Settings lets you customize your search options. You can add or remove search engines, change your default search engine, change address bar settings, assign or change keyword shortcuts, turn the search bar on or off and choose whether to display search suggestions first or not at all.