Exclusive Download Sql Developer 21.4.3 Jun 2026

You will be redirected to the Oracle Login page. If you do not have an account, you can create one for free. Once signed in, your download will begin automatically. How to Install SQL Developer 21.4.3

In the Connections Navigator (usually on the left side), right-click Connections and select New Connection .

If you downloaded the version the bundled JDK, SQL Developer will prompt you for the path to your Java installation upon its very first launch. When prompted, click Browse . download sql developer 21.4.3

If SQL Developer fails to start or crashes immediately after unzipping: Check DLL Conflicts : The Windows MSVCR100.dll

Resolved a security issue where SQL Developer was improperly executing regedit to access the registry on Windows OS. You will be redirected to the Oracle Login page

sqldeveloper.exe --add-opens=java.base/java.lang=ALL-UNNAMED

SQL Developer 21.4.3 is cross-platform and runs on various operating systems. Below are the key requirements: How to Install SQL Developer 21

Queries execute much slower compared to previous versions.