NÂNG CẤP FLASH PLAYER
UPDATE: As of January 1, 2021, Flash Player is no longer supported. & from January 12, 2021, Adobe has blocked Flash Player content from playing on computers where that software is installed. Yet you may still come across websites claiming that you need khổng lồ update Flash Player, và offering to lớn allow you to download it. If you see something lượt thích that, bởi NOT tải về THE SOFTWARE. Any supposed Flash Player update you see is malware. Flash Player was long used to serve malware, on both macOS and Windows, because of the frequent updates needed khổng lồ the software. But you should no longer worry about Flash Player, no matter what websites tell you.
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When updating this article, we decided lớn leave the remainder as is, for historical reasons. If you’re interested in understanding why Flash Player was so problematic, read on khổng lồ discover the saga of Flash Player.
For years, Flash Player has been a major vector for malware, và bogus Flash Player installers và updaters have served as Trojan horses to infect Macs and PCs. When there are vulnerabilities related to lớn Flash Player, which happens often, it’s important to update your Flash Player plug-in—if you already have it on your Mac & are sure that you still need it.
But you may be wondering a few things, such as what the heck is a plug-in? How vì you know if the version of Flash you have is the one that needs updating? và how can you make sure you’re as safe as possible when updating the software, given the constant flood of problems that are being reported? These are all valid concerns that we’ll clear up, putting your mind at ease when it comes time khổng lồ update Adobe Flash Player.
Note that Adobe has announced that Flash Player will no longer be supported after December 31, 2020, and, while Flash Player content will not all disappear on that date, it has already become rare. So it’s fairly unlikely that you even need to lớn use Flash Player anymore.
The safest way to view Flash content is lớn use Google’s Chrome browser, which has a built-in version of Flash Player, so you don’t have lớn worry about Flash updates. As long as you quit and restart your Chrome browser daily, the browser (and its embedded Flash Player) will automatically stay up khổng lồ date.
Related: Adobe Flash Player is dead, yet 10% of Macs are infected with giả Flash malware
Adobe Flash Player is dead, yet 10% of Macs are infected with kém chất lượng Flash malware
But if you still want to lớn use Flash Player, and want khổng lồ ensure that you vì so safely, read on.
What is a plug-in?
Let’s start with the basics. Plug-ins are software elements used by website browsers, often to lớn display certain types of content such as Flash or Java. Sometimes these come with your operating system, but sometimes you have to địa chỉ them when installing certain types of software. When it comes to lớn plug-ins, it can be hard to lớn know what you have installed or which version you have.
Adobe’s Flash Player was long one of the most popular plug-ins, used as a multi-platform tool lớn provide what is called “Active Content,” meaning it adds additional functionality to web pages for interactive or media-related capability. While Flash Player is due khổng lồ be discontinued this year, và other technologies, such as HTML5, are used lớn provide the same type of content, you may still need lớn use Flash Player to view certain websites.
What’s the security concern with plug-ins?
Media designed to lớn be viewed with Flash Player, or other platforms, can be embedded in web pages, & are accessible khổng lồ users across all operating systems, which makes the software a popular attack vector for malware creators. For instance, it has been known for some time that Java is not particularly safe, but Flash has been so problematic that táo bị cắn stopped providing it with macOS. Steve Jobs penned a scathing open letter about Flash back in 2010, và this, along with the rise of iOS, which can’t run Flash Player, has contributed khổng lồ its planned retirement.
Flash was not included on iOS, in part because of these security vulnerabilities, but also because of performance issues; Flash Player would use up the battery on an iPhone or ipad tablet too quickly. Although this has helped decrease the options malware creators have for attacking quả táo devices, Flash is still used on some websites, và users are often prompted lớn update their software.
Sometimes multiple updates to Flash Player can occur in the same month. Adobe notifies Flash users of new available updates by displaying a dialog. But when you see this type of dialog, how can you tell if the Flash update is valid or an attempt khổng lồ install malware on your Mac?
How to verify which Flash version you have installed
The easiest way to check which version of Flash Player you have, và whether you need khổng lồ update it, is lớn go lớn Adobe’s Flash Player Help web page.
You can also kiểm tra in Safari by going khổng lồ Safari > Preferences, then Websites. At the bottom of the left-hand column, you’ll see Plug-ins; if it is installed, Adobe Flash Player will show with its version number.
In Firefox, choose Firefox > Preferences, then click Extensions & Themes at the bottom of the sidebar. Flash Player is listed as Shockwave Flash; click this entry khổng lồ see the exact version.
If you use Google Chrome, a version of Flash Player is included in the browser; you don’t have to worry about updates, because Chrome updates include updates lớn the plug-in. If you enter chrome://settings/content in Chrome’s address bar, you’ll find some Flash settings.
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For other browsers, see Adobe’s Flash Player Help page.
How to lớn know when you need khổng lồ update Flash Player
But if you’re using another browser that doesn’t have an embedded copy of Flash, & still supports plug-ins, you’ll need khổng lồ update your Flash Player manually—and with caution—as detailed below.
As mentioned earlier, giả Flash Player updates have been used khổng lồ install malware on both Macs and PCs. The best known example of a fake Flash update is the Flashback Trojan horse, which first masqueraded as a Flash Player installer package targeting Mac users. Over 600,000 Mac users installed the fake update to Adobe Flash thinking it was valid, thereby infecting their machines with malware.
And while Flashback was rampant nine years ago, a lot of recent malware has also attempted lớn masquerade as Flash Player installers, including many Shlayer variants.
It’s a very common trick khổng lồ display dialogs that look lượt thích Flash Player update notifications, to lớn trick people into downloading Trojan horses. If you see one of these, saying that your software is outdated & that you need to tải về and install a new version, you can check with Adobe lớn verify if an update is necessary. Go khổng lồ Adobe’s Flash Player Help page, as mentioned above. If an update is available, it will tell you.
You can also check in System Preferences. Flash Player installs a preference pane; click it khổng lồ see settings for the plug-in. If you click the Updates tab, you’ll see which version you have installed, & you can click check Now to kiểm tra for updates.
You may want to kiểm tra Allow Adobe to lớn install updates, which is more secure, but you run the risk of a problematic update being installed on your Mac. While it’s better sometimes lớn wait to ensure that updates are stable, with Flash Player it’s probably a good idea lớn get updates automatically, so you get them as soon as possible.
How khổng lồ uninstall Flash Player
With all these worries about Flash Player, you might not want lớn bother with it. If you want to lớn uninstall Flash Player, go khổng lồ Adobe’s Uninstall Flash Player page for Mac or Windows. Tải về the uninstaller for your operating system, & run the uninstaller app. Most modern Macs will require the Flash uninstaller for macOS version 10.6 & later (direct tải về link), but Adobe also makes an uninstaller available for Mac OS X 10.4 & 10.5 (direct tải về link). There’s a single uninstaller for Windows (direct download link).
Why you should be careful with Flash Player updates
Malware authors will frequently employ tricky tactics to make malware look lượt thích something you should trust, so it’s important khổng lồ get your updates only directly from the vendor that publishes them. You can head over to Adobe’s site for Flash Player updates, or, as mentioned above, update Flash Player through System Preferences. But in no case should you tải về a Flash Player updater from any other website.
It’s a good idea to always doubt the validity of automatic software update dialogs, especially those for Adobe Flash Player. When visiting a website page, if you are asked lớn install a program or plug-in on your computer, be very careful. There are legitimate reasons to vì chưng this, but in many cases these installations can be malicious. If you vị want khổng lồ install Flash Player, or any other plug-in, don’t tải về it from a random web page, & especially kiểm tra your Downloads thư mục to see if an installer or disk image was downloaded automatically. (If you find any, delete them.)
With the number of security issues that have been associated with Flash Player, it is essential to lớn keep this software up lớn date, as you should bởi vì with all your software. If you follow the instructions above, & only get your Flash Player updates for Adobe or have them installed via System Preferences, you’ll never again have khổng lồ second guess the validity of a random Flash installer dialog.
How can I learn more?
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We discussed the history of Flash Player and more in episode 168 of the 6struyenky.vn Mac Podcast.
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