Users gained the ability to name section planes and create filled section cuts, making architectural drawings look professional without extra post-processing.
Version 18.1 was optimized specifically for high-resolution displays and offered better graphics card utilization on Mac hardware. Why Users Still Seek Version 2018
In an era of "Software as a Service" (SaaS), many designers prefer the 2018 version because it represents one of the last stable releases available as a perpetual license. It supports a vast library of classic plugins and extensions that may not be compatible with newer, web-based versions. A Note on "Free Patched" Versions
The 2018 release introduced several enhancements that streamlined the design-to-documentation workflow:
Discrete video card such as AMD Radeon or NVIDIA GeForce with 1GB of VRAM or higher.