It looks like you’re referencing a specific client build ( 0.14.9.1.30626 ) alongside something that resembles a modding or emulator version ( -3.9.0-30626 ).
live client files. This version marked a significant rebranding of the project from "SPT-Aki" to simply Escape from Tarkov 0.14.9.1.30626 -3.9.0-30626-...
To install: Extract mod into user/mods/ folder inside your SPT directory. Run the server once to generate configs. Escape from Tarkov It looks like you’re referencing
Using the 30626 memory leak fixes, SPT 3.9.0 sees 30-40% better FPS on Streets compared to previous SPT versions. Run the server once to generate configs
This version introduced and refined features for the newly launched and specific game editions. Mark of the Unheard
fixes for multi-level buildings like Interchange and Dorms. What to Expect Next
: The "Mark of the Unheard" radio item effects were restricted to PvE mode only. The Single-Player Tarkov (SPT) Transition: 3.9.0