Magix sometimes delists older versions (like 20) when version 21 or 22 launches. You might need to buy the current version and then "downgrade" your license in your user account settings.
If you have a .edu email address, Magix offers 50-60% off Vegas Pro via StudentRate or AcademicSuperstore. download sony vegas pro 20
“If a download looks too easy, the price isn’t free—it’s your data, your time, or your computer.” Magix sometimes delists older versions (like 20) when
: Take advantage of new VST3 support for professional audio and enhanced HDR color grading. “If a download looks too easy, the price
To summarize, You are looking for Magix Vegas Pro 20 .
Version 20 is now considered "legacy" software. Version 21 and 22 have better AI scripting. If you are starting from zero, download the trial of Vegas Pro 22 instead—it is the same layout with faster rendering.