Oracle no longer hosts Java ME SDK 3.4 publicly. The official download links from oracle.com/technetwork/java/javame now redirect to a generic Java ME Embedded page. —you’ll only find 3.8 or Java ME Embedded 8.x, which target headless IoT, not classic MIDlets.
To ensure a stable development environment, developers must adhere to the following prerequisites: Minimum Requirement Operating System Windows XP (32-bit) or Windows 7 (32-bit/64-bit) Java Platform Java SE JDK 1.7 or higher 1 GHz CPU, 1 GB RAM, 500 MB hard disk space Integrated Development Environments
The SDK is officially maintained in the Oracle Java Archive .
Once you have the legitimate java_me_sdk-3.4-windows-ml.exe (~124 MB), follow these steps:
Oracle no longer hosts Java ME SDK 3.4 on its primary download pages. The official Java ME SDK download page now redirects to modern IoT and embedded Java offerings. However, you may still find the SDK using the following methods: