If you experience issues during the KMSPico installation, such as errors or system incompatibilities, first ensure that you have downloaded the tool from a reliable source. Check if your antivirus or firewall is blocking the installation, as these tools might flag KMSPico as a potential threat. You may also want to consult forums or communities where users discuss KMSPico for troubleshooting tips. Remember, though, that using KMSPico might lead to unintended consequences or legal issues, so proceed with caution.