Opera Mini 4.5 remains a popular, resource-efficient browser for Java ME (J2ME) feature phones, offering a refreshed interface, improved download management, and private browsing modes. It supports significant data compression for faster, cheaper browsing on older hardware. While official support has ended, the .jar file can be found through archived sources for installation on compatible legacy devices.
: For devices with touch interfaces, it added kinetic ("flick") scrolling and increased spacing around buttons and links to improve tap accuracy. Visual Refinement Opera Mini 4.5 Java Jar Download