方法 1
方法 1 的 6:Windows电脑
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1
打开“开始”菜单{“smallUrl”:”https://www.wikihow.com/images_en/0/07/Windowsstart.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/0/07/Windowsstart.png/30px-Windowsstart.png”,”smallWidth”:460,”smallHeight”:460,”bigWidth”:30,”bigHeight”:30,”licensing”:”
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2
打开“设置”{“smallUrl”:”https://www.wikihow.com/images_en/d/d0/Windowssettings.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/d/d0/Windowssettings.png/31px-Windowssettings.png”,”smallWidth”:460,”smallHeight”:445,”bigWidth”:31,”bigHeight”:30,”licensing”:”
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3
点击系统。它就在“设置”窗口左上方，图标是一个电脑显示屏。
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4
点击窗口左上角的显示选项卡。
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5
点击“更改文本、应用和其他项目的大小”下拉框。它就在“设置”窗口靠近中间的位置。屏幕上会出现一个下拉菜单。
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6
点击一个字体大小。从出现的下拉框中，选取你要放大的比例。
最小的字体大小是100%。
有些文本大小需要重启电脑后更改才会生效。
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7
考虑使用“放大镜”。这个功能让你能够放大查看屏幕上的项目，同时不用更改其它设置：
同时按下Win和+来打开放大镜。你也可以在“开始”菜单输入放大镜，然后点击打开它。
点击-缩小到最小100%。
点击+放大到最大1600%。
将光标放在屏幕其中一角来进行平移。
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方法 2
方法 2 的 6:Mac电脑
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1
打开“访达”{“smallUrl”:”https://www.wikihow.com/images_en/1/1d/Macfinder2.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/1/1d/Macfinder2.png/32px-Macfinder2.png”,”smallWidth”:460,”smallHeight”:431,”bigWidth”:32,”bigHeight”:30,”licensing”:”
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2
点击屏幕左上角的显示菜单项。这样会打开一个下拉菜单。
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3
点击下拉菜单中的查看显示选项。这样会弹出一个窗口。
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4
点击“字体大小”下拉框。它就在弹出的“显示选项”窗口中靠近顶端的位置。
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5
选择一个字体大小。从出现的下拉菜单中，选择你想使用的字体大小。
如果你更改了“访达”的显示方式，需要重新调整字体大小。
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6
更改边栏大小。如果想放大“访达”菜单选项，可以按下面的步骤操作：
点击苹果菜单 {“smallUrl”:”https://www.wikihow.com/images_en/f/ff/Macapple1.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/f/ff/Macapple1.png/29px-Macapple1.png”,”smallWidth”:460,”smallHeight”:476,”bigWidth”:29,”bigHeight”:30,”licensing”:”
点击下拉菜单中的系统偏好设置。
点击通用。
点击“边栏图标大小”下拉框。
点击一个尺寸，比如中。
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7
考虑使用Mac电脑的“缩放”功能。Mac电脑有一个辅助功能允许你放大屏幕，不需要更改系统设置。你需要先启用“缩放”功能才能使用它：
点击苹果菜单 {“smallUrl”:”https://www.wikihow.com/images_en/f/ff/Macapple1.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/f/ff/Macapple1.png/29px-Macapple1.png”,”smallWidth”:460,”smallHeight”:476,”bigWidth”:29,”bigHeight”:30,”licensing”:”
点击系统偏好设置。
点击辅助功能。
点击缩放。
勾选“使用键盘快捷键来缩放”方框。
同时按住Option+Command+8启用“缩放”功能，之后可以按Option+Command++来放大，按Option+Command+-来缩小。
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方法 3
方法 3 的 6:谷歌Chrome浏览器
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1
打开谷歌Chrome浏览器{“smallUrl”:”https://www.wikihow.com/images_en/c/cd/Android7chrome.png”,”bigUrl”:”https://www.wikihow.com/images/thumb/c/cd/Android7chrome.png/30px-Android7chrome.png”,”smallWidth”:460,”smallHeight”:460,”bigWidth”:30,”bigHeight”:30,”licensing”:”
想要更改网页浏览器的菜单项大小，则需要使用电脑的“放大镜”（Windows）或“缩放”（Mac）功能。
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2
尝试更改某个网页的字体大小。如果只用放大或缩小某个网页的字体，可以用键盘快捷键来实现。这只对当前网页有效，清除浏览器的Cookie后可能需要重复缩放操作：
前往要更改字体大小的网页。
按住Ctrl（Windows）或Command（Mac）。
按住Ctrl或Command不放，然后按下+来放大字体。
按住Ctrl或Command不放，然后按下-来缩小字体。
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3
点击窗口右上角的⋮。屏幕上会出现一个下拉菜单。
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4
点击设置。它就在下拉菜单中靠近中间的位置。这样会打开Chrome浏览器的“设置”页面。
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5
往下滚动，点击“字号”下拉框。它是靠近页面顶端的“外观”部分其中一个选项。点击后会打开一个下拉菜单。
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6
选择你偏好的字号。在下拉菜单中，点击你想要放大或缩小到哪一种字号，比如中。
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7
重启Chrome浏览器。关闭Chrome，然后重新打开。之后打开的网页都会重置成你偏好的字号。
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方法 4
方法 4 的 6:Firefox火狐浏览器
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1
打开Firefox火狐浏览器。点击或双击火狐浏览器应用，它的图标是橙色的狐狸围着一个蓝色地球。
想要更改网页浏览器的菜单项大小，需要使用电脑的“放大镜”（Windows）或“缩放”（Mac）功能。
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2
尝试更改某个网页的字体大小。如果只需要放大或缩小某个网页的字体，可以用键盘快捷键来达到目的。这只对当前网页有效，清除浏览器的cookie后，可能需要重复缩放操作：
前往要更改字体大小的网页。
按住Ctrl（Windows）或Command（Mac）。
按住Ctrl或Command不放，然后按下+来放大字体。
按住Ctrl或Command不放，然后按下-来缩小字体。
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3
点击窗口右上角的☰。屏幕上会出现一个下拉菜单。
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4
点击下拉菜单中的选项。这样会打开“选项”页面。
在Mac电脑，点击下拉菜单中的首选项。
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5
往下滚动到“语言和外观”部分。它就在“选项”页面中靠近顶端的位置。
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6
点击“语言和外观”部分右下方的高级。屏幕上会弹出一个窗口。
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7
取消勾选“允许页面选择自己的字体代替您的上述选择”方框。它就在弹出窗口中靠近底部的位置。
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8
点击弹出窗口中间的“最小字体大小”下拉框，打开一个下拉菜单。
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9
点击一个字体大小。从下拉菜单中，点击你希望浏览器使用的最小字体大小。
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10
点击窗口底部的确定。
如果你选择大于24的字体大小，火狐浏览器会警告你某些页面可能无法使用。
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11
重启火狐浏览器。关闭火狐浏览器，再重新打开，确保你更改的设置应用到日后打开的所有页面。
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方法 5
方法 5 的 6:Microsoft Edge浏览器
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1
打开Microsoft Edge浏览器。点击或双击Microsoft Edge浏览器应用，它的图标是一个蓝色或白色的字母“e”。
想要更改网页浏览器的菜单项大小，需要使用电脑的“放大镜”功能。
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2
点击窗口右上角的⋯。屏幕上会出现一个下拉菜单。
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3
放大或缩小。在下拉菜单的“缩放”部分中，点击-图标来缩小字体，点击+图标来放大字体。
Microsoft Edge和许多浏览器不同，用这个菜单放大或缩小某个网页，也会应用到其它网页。
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方法 6
方法 6 的 6:Safari浏览器
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1
打开Safari浏览器。点击或双击Mac“程序坞”中的Safari应用，图标像一个蓝色指南针。
想要更改网页浏览器的菜单项大小，需要使用Mac电脑的“缩放”功能。
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2
尝试更改某个网页的字体大小。如果只需要放大或缩小某个网页的字体，可以用键盘快捷键来达到目的。这只对当前网页有效，清除浏览器的cookie后可能需要重复缩放操作：
前往要更改字体大小的网页。
按住Ctrl（Windows）或Command（Mac）。
按住Ctrl或Command不放，然后按下+来放大字体。
按住Ctrl或Command不放，然后按下-来缩小字体。
点击显示，然后点击下拉菜单中的实际大小，就能回到网页的原始大小。
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3
点击屏幕左上角的Safari浏览器菜单项。这样会打开一个下拉菜单。
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4
点击Safari浏览器下拉菜单中的偏好设置。
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5
点击高级选项卡。它就在“偏好设置”窗口的右上方。
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6
勾选“从不使用小于以下大小的字体”方框。它就在“辅助功能”的选项列表中。
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7
点击“从不使用小于以下大小的字体”这行字右边的“9”下拉框。这样会打开一个下拉菜单。
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8
选择一个字体大小。从下拉菜单中，点击一个数字作为浏览器默认的字体大小。
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9
重启Safari浏览器。把它关掉，再重新打开，确保你更改的字体大小设置应用到浏览器。
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