: You need a .qcow2 or .vmdk image, which typically requires a Cisco CCO account and a valid support contract. Step-by-Step Installation 1. Download the GNS3 Appliance Template
Instead of manual configuration, use the official GNS3 Marketplace templates which pre-configure the necessary QEMU settings. gns3 ios xe image
Once you have a legitimate , the next step is importing it correctly. GNS3 treats IOS XE as a QEMU-based virtual machine , not a classic router. : You need a