Note,Your power source MUST support 20V PD output via USB C. 60W output or greater is HIGHLY .
Check Your Laptop Charger's Output & Voltage
Check Your USB-C PD Power Supply's Output & Voltage
This cable charges at 20V 3A /20V 4.5A/20V 2.25A
20V Power Delivery (PD) is REQUIRED for the USB-C power supply.