For anyone downloading a "v1.5.6 repack" right now, you aren't just getting the game; you are getting the polished, slightly scarred veteran of the gaming industry’s shift toward massive RPGs.
Varies significantly based on CPU (estimated 30 minutes to 2 hours). Key Content Included The v1.5.6 repack generally contains:
Open Windows Defender Firewall > Advanced Settings > Outbound Rules. Create a new rule to block ACOdyssey.exe from accessing the internet. This prevents the game from phoning home to Ubisoft.