Download Java 8 Update 421 Offline Installers

Java 8 Offline InstallersJava 8 Offline Installers

The new version of Java 8 Update 421 is available for download. If you use Java in your system, you should update to the latest version. Since Java 8 updates mostly include security patches, it’s important to keep your system updated.

While the browsers have stopped using Java 8 integration, Java runtime needs to be installed in the system to run Java apps. You can use Java updater to update the program automatically or you can use the direct download links to download and install Java 8 Update 421 runtimes.

Why Java 8?

Although Java 22 is the latest version of Java, version 8 remains the most widely used Java version. All newer versions are based on Java 8. Many existing apps and libraries are based on Java 8. Java 8 will be supported by Oracle until 2030. You can check out the Java 8 End of Life dates.

Java 8 Update 401 release summary

  • Latest Java Version: Java 8 Update 421
  • Release date: July 16th, 2024 (View all Java version release dates)
  • Next scheduled release date: October 15th, 2024
  • Expiry date: November 15th, 2024
  • Compatible OS: Windows 11Windows 10, Windows 8 and Windows 7, MacOS, Linux, and Solaris
  • License: Free

Download Java 8 Update 421

Click on the following links to download the respective installers:

VersionPlatformDownload
JRE 8u421Windowsx64-Offline
x86-Offline
Online
JRE 8u421MacOSx64 DMG
ARM64 DMG
JRE 8u421Linuxx64 RPM
x64 TAR.GZ
i586 RPM
i586 TAR.GZ
JRE 8u421Solarisx64 TAR.GZ
SPARC x64 TAR.GZ
Portable Java 8 JREDownload
Download Java 8 Update 421 all editions

If you already have an earlier version of Java 8 installed on your system, Java 8 Update 421 will automatically update your existing installation when you download and install it.

What’s new in Java 8 Update 421

Here’s a summary of bug fixes included in this version of Java 8:

BugIdCategorySubcategorySummary
JDK-8331765javafxwebWebsocket callbacks are not executed after WebKit 617.1 update
JDK-8333859core-libsjava.util.jarPack200.newUnpacker().unpack() throws IOException
JDK-8333447 (not public)installinstall“alternatives” uninstallation results into intermittent “Java not available” issues
Bug fixes in Java SE 8u421 b32

Most of the updates and fixes are related to the developers instead of the users. So we won’t get into detail of each point. If you are a developer and are interested in the details, you may check out the release notes here.

Final Thoughts

Java 8 is becoming older but still highly relevant. While later versions provide more features, Java 8 remains the baseline for many applications and libraries. It’s even the baseline for Java certification exams.

Commercial users of Java 8 have to pay Oracle for a commercial license to get updates. But if you are using Java 8 for personal purposes, you can get these updates for free. Free updates will be available until the end of 2030. After that, Java 8 will reach its end of life. 

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Usman Khurshid is a seasoned IT Pro with over 15 years of experience in the IT industry. He has experience in everything from IT support, helpdesk, sysadmin, network admin, and cloud computing. He is also certified in Microsoft Technologies (MCTS and MCSA) and also Cisco Certified Professional in Routing and Switching.

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