While "download" queries often lead to unofficial third-party sites, you can access the series in high definition and with various audio/subtitle options through official platforms:
If you value your time and security, subscribing to Hotstar for one month (cost of a coffee) is the smart move. However, if you live in an area with slow internet and need permanent offline storage, searching for the encodes is your best bet. Prison Break 720p Dual Audio Download
The series begins with Lincoln Burrows, who is wrongly accused of murdering the Vice President's brother and sentenced to death row. In an attempt to save his brother, Michael Scofield, a genius engineer, gets himself incarcerated in the same prison, Fox River State Penitentiary, by getting a tattoo of the prison's layout on his body. The plan is to break out of prison and clear Lincoln's name. In an attempt to save his brother, Michael