How does Pegasus infect your phone?

How exactly does the Pegasus spyware infiltrate and infect a smartphone? What are the steps involved in this process, and what vulnerabilities does it exploit to gain access? Is it possible to detect and remove Pegasus once it has infected a device, or is it a more persistent and elusive threat? Understanding the intricacies of how Pegasus operates can help users take proactive measures to protect their privacy and security.