Since you are looking for information regarding a "portable" and "updated" version of Lossless Scaling, the most relevant feature you are likely looking for—or should be aware of—is the Frame Generation Mode (LSFG).
This is the flagship feature of the recent updates (specifically versions 2.0 through the current 2.8+ updates), and it works exceptionally well with the portable nature of the software. lossless scaling portable updated
Here is a breakdown of the feature and why it matters for a portable setup: Since you are looking for information regarding a
Lossless Scaling Portable (LSP) is a lightweight, no-installation utility that delivers real-time frame generation, AI-driven upscaling, and system-wide latency reduction for any Windows application. Unlike traditional scaling solutions locked to specific GPUs or game engines, LSP operates as a portable overlay service, enabling older hardware, integrated graphics, and emulated titles to achieve modern visual fidelity and fluidity. This paper details its updated architecture, algorithmic improvements, and portable deployment advantages. On high-resolution screens or handhelds with display scaling
Lossless Scaling now handles Windows DPI scaling better.