当您在 Internet 上浏览、研究或查找内容时，您可以通过自定义 Web 浏览器来增强您的体验。作为Mozilla Firefox用户，您可以应用主题、修改工具栏、调整字体、颜色、大小等等。
如果您准备好让Firefox的外观或功能更适合您，这里有几种自定义Mozilla Firefox的方法。
1. 使用 Firefox 主题
与Google Chrome 中的主题一样，您可以为(themes in Google Chrome)Firefox选择一个主题来匹配您的风格或心情。
要轻松访问Firefox浏览器设置的(Firefox)主题(Themes)部分，请选择窗口右上角的三行以查看应用程序菜单(Application Menu)。选择(Choose)附加组件和主题(Themes)。
然后，您将看到浏览器设置的“管理您的主题(Manage Your Themes)”部分。您安装的主题显示在启用(Enabled)或禁用部分的顶部。这使您可以安装多个主题，然后只需为您当时想要的
主题选择启用即可。(Enable)
要浏览主题，请选择页面底部的查找更多主题。(Find)然后，您将在Firefox 附加组件(Firefox Add-Ons)商店中看到类别、推荐、趋势和最受好评的主题。选择一个类别或选择某个部分右侧的“查看(See)更多”链接以查看该集合。
当你看到你想要的，选择它并选择Install Theme。然后您会看到该主题自动应用到您的Firefox窗口。
您可以随时返回设置的主题(Themes)部分来切换主题。
2.修改工具栏
Firefox顶部的工具栏在地址栏的每一侧都提供了按钮。有了它，您可以快速访问主页(Home)、打开一个新窗口、查看您的历史记录等等。您可以自定义工具栏以显示您最常执行的操作。
使用右上角的三行打开应用程序菜单。(Application Menu)选择更多工具并选择自定义工具栏(Customize Toolbar)。
将(Drag)一个项目从底部拖到所需位置的顶部工具栏。对于工具栏中已有的任何您不想要的按钮，只需将它们拖到底部即可。
您还可以将项目添加到溢出菜单(Overflow Menu)。这使它们很方便，但不在主工具栏部分。将(Drag)一个项目拖到溢出菜单(Overflow Menu)窗口。
您可以使用工具栏右侧的双箭头
访问溢出菜单。(Overflow Menu)
在左下角，您可以选择显示标题栏(Title Bar)、菜单栏(Menu Bar)（仅限Windows）和书签(Bookmarks)工具栏。如果您在设备上使用平板电脑模式(Mode)，您还可以打开触控(Touch)并选择密度(Density)。
完成后选择(Select Done)右下角的完成，然后享受改进后的工具栏。
3.更改字体和颜色
要更改字体样式或大小或覆盖 Firefox 的默认文本和网页背景颜色，请前往设置(Settings)。
打开右上角有三行的应用程序菜单，然后选择(Application Menu)设置(Settings)。然后选择左边的
General 。
在语言(Language)和外观(Appearance)下方，您可以为网站选择配色方案，例如系统主题、浅色模式或深色模式(dark mode)。
接下来，选择管理(Manage) 颜色(Colors)以选择文本和背景以及链接颜色。
在字体下方，您可以选择默认字体样式和大小。
然后，选择高级(Advanced)为比例、衬线、无衬线和等宽字体选择特定的字体样式和大小。您还可以选择最小字体大小。
4.调整缩放(Zoom)或进入全屏模式(Enter Full Screen Mode)
要缩放Firefox窗口和网站，您可以设置默认缩放大小或仅为您正在查看的页面设置一个缩放大小。
要选择默认缩放，请返回Application Menu > Settings > General。在语言(Language)和外观(Appearance)部分，使用下拉框选择默认缩放(Default Zoom)大小。或者，您可以通过选中该框来仅缩放文本。
要仅为当前页面选择缩放，请打开右上角的应用程序菜单。(Application Menu)在缩放(Zoom)旁边，使用加号或减号按钮增加或减少缩放并选择当前级别以重置缩放。
要进入全屏模式，请选择缩放(Zoom)设置右侧的箭头。
5.自定义主页
除了更改Firefox窗口、工具栏和字体之外，您还可以修改主页(Home)或新标签(New Tab)页。
要更改此页面，请返回Application Menu > Settings并选择左侧的主页。(Home)然后使用Firefox 主页内容(Firefox Home Content)部分中的自定义选项。
网页搜索和搜索引擎
要在主页(Home)上显示 Web 搜索框，请选中Web Search框。
您可以为此框和 Firefox 的搜索栏选择默认搜索引擎。在左侧，选择搜索(Search)。然后使用默认搜索引擎(Default Search Engine)下方的下拉框进行选择。
捷径
要查看您保存的网站，请选中快捷方式(Shortcuts)框。然后，在右侧，使用下拉框选择要查看的行数。或者，您可以标记选项以查看赞助商快捷方式(Sponsored Shortcuts)。
口袋推荐
要查看来自Pocket(Pocket)的推荐文章，请选中下一个框。或者，您也可以选择赞助故事(Sponsored Stories)。
近期活动
要快速访问您刚刚访问过的网站，请选中“近期活动(Activity)”复选框。然后使用右侧的下拉框选择要查看的行数。您可以使用已访问页面、书签和其他选项的复选框自定义最近的活动。
片段
最后，您可以选择在主页(Home)上查看来自Mozilla和Firefox的提示和新闻。选中片段框以显示这些项目。
快速主页设置
您还可以使用右上角的齿轮图标
快速更改您在主页上看到的内容。(Home)
然后，使用切换开关来启用或禁用Shortcuts、Pocket推荐和Recent Activity。
通过这些设置和选项，您可以根据自己的喜好自定义Mozilla Firefox 。有关更多信息，请查看我们的指南，以使 Firefox 更安全(making Firefox safer)或使 Firefox 更快(making Firefox faster)。
5+ Ways to Customize Mozilla Firefox
When you browse, research, or look for something on the internet, you can enhance your experience by customizing your web browser. As a Mozilla Firefox user, you can apрly a theme, modify the tоolbar, adjust the fonts, cоlors, sizes, and much more.
If you’re ready to make Firefox look or function better for you, here are several ways to customize Mozilla Firefox.
1. Use a Firefox Theme
Like themes in Google Chrome, you can select a theme for Firefox to match your style or mood.
To access the Themes section of your Firefox browser settings easily, select the three lines on the top right of the window to view the Application Menu. Choose Add-ons and Themes.
You’ll then see the Manage Your Themes section of the browser’s settings. Themes you install display at the top in either the Enabled or Disabled section. This lets you install several themes and simply select Enable for the one you want at the time.
To browse themes, select Find More Themes at the bottom of the page. You’ll then see categories, recommendations, trending, and top-rated themes in the Firefox Add-Ons store. Choose a category or pick the See More link to the right of a section to view the collection.
When you see one you want, select it and pick Install Theme. You’ll then see that theme automatically apply to your Firefox window.
You can return to the Themes section of your settings to switch themes anytime.
2. Modify the Toolbar
The toolbar at the top of Firefox offers buttons on each side of the address bar. With it, you can quickly access the Home page, open a new window, view your history, and more. You can customize the toolbar to display those actions you perform most.
Open the Application Menu with the three lines on the top right. Select More Tools and pick Customize Toolbar.
Drag an item from the bottom to the top toolbar in the spot you want it. For any buttons already in the toolbar that you don’t want, just drag them to the bottom.
You can also add items to the Overflow Menu. This keeps them handy but not in the main toolbar section. Drag an item to the Overflow Menu window.
You can access your Overflow Menu using the double arrows on the right side of the toolbar.
On the bottom left, you have options to display the Title Bar, Menu Bar (Windows only), and Bookmarks Toolbar. You can also turn on Touch and pick the Density if you use Tablet Mode on your device.
Select Done on the bottom right when you finish and then enjoy your revamped toolbar.
3. Change the Fonts and Colors
To change the font style or size or override Firefox’s default colors for text and web page backgrounds, head to the Settings.
Open the Application Menu with the three lines on the top right and select Settings. Then pick General on the left.
Below Language and Appearance, you can select a color scheme for websites like your system theme, light mode, or dark mode.
Next, choose Manage Colors to pick text and background along with link colors.
Below Fonts, you can choose a default font style and size.
Then, select Advanced to pick specific font styles and sizes for proportional, serif, sans-serif, and monospace fonts. You can also select a minimum font size.
4. Adjust the Zoom or Enter Full Screen Mode
For zooming your Firefox window and websites, you can set a default zoom size or one only for the page you’re viewing.
To choose a default zoom, head back to Application Menu > Settings > General. In the Language and Appearance section, use the drop-down box to pick the Default Zoom size. Optionally, you can zoom only the text by checking that box.
To choose a zoom for the current page only, open the Application Menu on the top right. Next to Zoom, use the plus or minus button to increase or decrease the zoom and select the current level to reset the zoom.
To enter full screen mode, select the arrow to the right of the Zoom setting.
5. Customize the Home Page
Along with making changes to the Firefox window, toolbar, and fonts, you can modify the Home or New Tab page.
To change this page, return to Application Menu > Settings and pick Home on the left. Then use the customization options in the Firefox Home Content section.
Web Search and Search Engine
To display a web search box on the Home page, check the box for Web Search.
You can choose the default search engine for this box and Firefox’s search bar as well. On the left, choose Search. Then use the drop-down box below Default Search Engine to make your choice.
Shortcuts
To view sites you save, check the box for Shortcuts. Then, to the right, use the drop-down box to select the number of rows you want to see. Optionally, you can mark the option to view Sponsored Shortcuts.
Recommended by Pocket
To see recommended articles from Pocket, check that box next. Optionally, you can choose Sponsored Stories too.
Recent Activity
To quickly access sites you’ve just visited, check the box for Recent Activity. Then use the drop-down box to the right to select the number of rows you want to see. You can customize the recent activity using those checkboxes for visited pages, bookmarks, and the other options.
Snippets
Finally, you can opt to see tips and news from both Mozilla and Firefox on your Home page. Check the box for Snippets to display these items.
Quick Home Page Settings
You can also quickly change what you see on your Home page using the gear icon on the top right of it.
Then, use the toggles to enable or disable Shortcuts, Recommended by Pocket, and Recent Activity.
With these settings and options, you can customize Mozilla Firefox to your liking. For more, look over our guides for making Firefox safer or for making Firefox faster.
