Upgrade and downgrade package
https://patch.ikuai8.com/3.x/patch/iKuai8_x64_3.4.9_Build202101291904.bin
ISO installation image
https://patch.ikuai8.com/3.x/iso/iKuai8_x64_3.5.12_Build202201211053.iso
ghost installation image
https://patch.ikuai8.com/3.x/ghost/iKuai8_x64_3.4.9_Build202101291904.gho
img install image
https://patch.ikuai8.com/3.x/img/iKuai8_x64_3.4.9_Build202101291904.img.gz
2x upgrade 3x upgrade package
https://patch.ikuai8.com/3.x/patch/iKuai8_x64_3.4.9_Build202101291904.patch
Set the version number to download the corresponding historical version