The original release represents the simulator exactly as it was on launch day (v1.7.11.0). It does not contain critical modern optimizations, performance overhauls, or DirectX 12 support introduced in later updates.

To manage the massive scale of the simulation, the software utilizes a rolling cache system. This allows players to pre-download specific regions of the world in high detail, which is particularly useful for those with limited internet bandwidth or those who wish to fly over specific areas with maximum performance and stability. This "manual cache" feature effectively makes parts of the world accessible with reduced reliance on real-time streaming, though a steady connection is still recommended for the full experience.

: This version cannot automatically download official patches or "World Updates" released by Microsoft. Users must typically find and install manual "repacks" or updated cracks to access new content. Live Weather