Streamed under the title Gangs of Milan: Blocco 181 with options for 4K UHD and English Closed Captions (CC).
You can find Season 1 with multi-language subtitles and English audio options on major streaming platforms depending on your region: blocco 181 block 181 season 1 eng multi subs top
Watch Blocco 181 Season 1 if you appreciate: Streamed under the title Gangs of Milan: Blocco