V4.38.21_psdzdata.7z Online

Flash newer software versions onto specific modules.

The .7z extension at the end signifies that the data is compressed using 7-Zip . This is common because the "Full" version of these data packages can exceed in size. v4.38.21_PSdZData.7z

PSdZData Full vs. Lite - BMW 3-Series and 4-Series Forum (F30 / F32) Flash newer software versions onto specific modules