To install and use KMS Pico, you typically need to download the software from a trusted source, which is challenging due to its nature. Once downloaded, you usually extract the files and run the KMS Pico executable. After that, you follow the on-screen instructions to activate your desired Microsoft product. It’s important to disable any antivirus software during the process, as it may block KMS Pico from running. However, due to the potential risks and legal implications, it’s advisable to seek legitimate activation methods instead.