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Chris HoffmanEditor-in-Chief

Chris Hoffman is Editor-in-Chief of How-To Geek. He"s written about technology for over a decade & was a PCWorld columnist for two years. Chris has written for The New York Times, been interviewed as a công nghệ expert on TV stations lượt thích Miami"s NBC 6, và had his work covered by news outlets like the BBC. Since 2011, Chris has written over 2,000 articles that have been read nearly one billion times---and that"s just here at How-To Geek. Read more...

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UpdatedDec 1, 20đôi mươi, 1:39 pm EDT| 2 min read
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Browser plug-ins like Flash and Java add additional features website pages can use. However, they can also slow things down when in use or add extra security holes, particularly in the case of Java.

Each website browser has a built-in way lớn view your installed browser plug-ins & choose which are enabled, although this feature is hidden in many browsers. To remove a plug-in completely, you’ll need to uninstall it from the Windows Control Panel.

Update: Since this article was originally written in 2013, modern web browsers have largely dropped all support for traditional plug-ins. Web browsers still support add-ons but not website plug-ins like Java và Shockwave. The information here may not be relevant on the lakiểm tra versions of modern browsers—for example, Chrome no longer has a Plug-ins page that lists installed plug-ins.

Google Chrome

Google Chrome has several hidden chrome:// pages you can access. To view the plug-ins installed in Chrome, type chrome://plugins inkhổng lồ Chrome’s address bar and press Enter.

This page shows all the installed browser plug-ins enabled in Google Chrome. To disable a plug-in, cliông xã the Disable links under it. You can also cliông xã the Details option khổng lồ view more detailed information, such as the location of the plug-in on your computer’s tệp tin system.

By mặc định, many plug-ins can only run with your permission. This helps prevent websites from exploiting plug-ins lượt thích the vulnerable Java plug-in. The Always allowed kiểm tra box allows you to lớn bypass this protection for an individual plug-in, but it’s unchecked by mặc định for a reason.

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Mozilla Firefox

Firefox makes your menu of installed plug-ins easier khổng lồ access. To view your các mục of installed plug-ins, open the Firefox menu, cliông xã Add-ons, and select Plugins.


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You can disable individual plug-ins by clicking the Disable button. To view more information about a plug-in, such as its file name, click the Options button. You won’t actually find any options you can use to configure the plug-in from here, only additional information.

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If you would like to view a more technical menu, Firefox’s old plug-ins page is still available on one of Firefox’s hidden about: pages. Just type about:plugins into lớn Firefox’s & press Enter to lớn access it.

Internet Explorer

Internet Explorer lists its browser plug-ins along with other browser add-ons you have sầu installed. To view them, clichồng the gear menu at the top-right corner of the Internet Explorer window và select Manage add-ons.

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Browser plug-ins are displayed under the Toolbars và Extensions category, along with any browser toolbars và other type of ActiveX add-ons you have installed. cảnh báo that many are hidden by mặc định — cliông xã the Show box at the bottom-left corner of the screen & select All add-ons to lớn view them all.

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You can disable add-ons by selecting them in the danh sách and using the Disable button at the bottom-right corner of your screen.

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Opera

Opera allows you to lớn view its installed plug-ins on one of its hidden opera: pages. Just type opera:plugins into lớn the address bar và press Enter lớn view your danh mục of installed plug-ins.


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You can disable plug-ins from here by using the Disable button, just as you would in other browsers. You can also disable all plug-in tư vấn by unchecking the Enable plug-ins check box or use the Refresh plug-ins liên kết to have sầu Opera notice new plug-ins you’ve just installed. (This normally requires a browser restart.)

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Uninstalling a Plug-in

You’ve sầu probably noticed that web browsers don’t have a built-in way lớn uninstall plug-ins from your system. Unlike browser extensions or add-ons, plug-ins are installed system-wide.

To uninstall a plug-in, you’ll have sầu to open the Uninstall or change a program screen in the Windows Control Panel, locate the plug-in, và uninstall it like you would any other installed program.

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To view your installed plug-ins in Safari, cliông xã the Help thực đơn and select Installed Plug-ins.


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Chris HoffmanChris Hoffman is Editor-in-Chief of How-To Geek. He"s written about technology for over a decade and was a PCWorld columnist for two years. Chris has written for The Thành Phố New York Times, been interviewed as a giải pháp công nghệ expert on TV stations like Miami"s NBC 6, & had his work covered by news outlets like the Đài truyền hình BBC. Since 2011, Chris has written over 2,000 articles that have sầu been read nearly one billion times---và that"s just here at How-To Geek. Read Full Bio »