You must remove the back plate and unscrew the top protective shield.
Being a relatively newer device (Snapdragon 778G), iQOO/Vivo has tightened security. Accessing EDL mode usually requires an authorized account or a specialized hardware box (like UMT or EasyJTAG) to exploit the point. There is rarely a "free software tool" that works on this specific chipset without hardware intervention. iqoo z6 pro edl point free
Once your PC detects the iQOO Z6 Pro as , you need to flash it. Since this is an "EDL Point Free" guide, you will not buy authorization. You must remove the back plate and unscrew