kms activator 2025 installation begins with downloading a minimalistic installer from the official website. After launching, the program automatically detects the system configuration, including the OS version, the presence of a TPM module, and the status of existing licenses. Based on the collected data, the optimal activation method is suggested. The process includes creating restore points, backing up current licenses, and performing step-by-step activation with detailed logging. Upon completion, the system reboots to apply the changes.