The phrase "extra quality" is a user-generated addition that has no official meaning. In the context of pirated software, it is often used to signal a specific release or repack that the uploader claims is particularly stable, feature-complete, or free of bugs—essentially a marketing term within warez communities to convince users that one cracked version is superior to another. There is no guarantee, however, that any of these ad hoc designations reflect real technical merit.
Using cracked or modified software violates Adobe's Terms of Service and intellectual property laws. Modern Alternatives to Premiere Pro CS4 download do adobe premiere pro cs4 portable extra quality