After importing, take a snapshot of the VM before making any changes. That way, you can always revert to a clean ISE environment.
Setting up for your specific FPGA pins. Configuring the iMPACT tool to flash your hardware. xilinx-ise-14.7-win10-14.7-vm-0213-1.zip
Ensure you have enough RAM allocated (usually 4GB is sufficient). After importing, take a snapshot of the VM