Due to the age of the software, the official Gameloft store no longer hosts the Jar file. However, preservation sites and Internet Archive archives hold verified copies of the (portrait) and the rarer 320x240.jar (landscape). Always scan downloaded Jar files with antivirus software, as J2ME viruses were rare but not impossible.
On : – Install APK, copy your .jar file, run → set screen size to “320x240” → map keys to volume buttons or on-screen dpad.