Most software upgrade is free, some you need to pay for the license to add these models to Autek ikey820 key programmer.
Ford+ Toyota license
GM license
How to activate software license to ikey820?
1. Download AUTEK IKEY820 V1.5 UPDATE TOOL from official website or following link:
https://drive.google.com/open?id=15nkp-vKNAzJUxkdw6fRrlQGA9uckziKn
2. Install update tool
3. Connect IKEY820 to PC with USB (make sure internet is available)
4. Run AUTEK IKEY820 Update tool
5. Input License number and click AUTHORIZE button
6. Your IKEY820 is equipped with FORD 2018+ and TOYOTA G and H software