Adobe Premiere Pro is not officially available in a "highly compressed" format, as this often indicates unofficial or potentially unsafe modified installers
Go with 2021 if you frequently use captions, work with 4K footage, or own a newer Mac with Apple Silicon.
Note: If you do not see the version you need, it may have been retired from the active server. System Requirements for 2018 & 2021
Standard installers can be 4GB+. Highly compressed builds use advanced archival methods to shrink that down to under 1GB or 1.5GB. Faster Downloads: Perfect if your internet is acting up.
Install: If the version is still supported, click Install next to it.