Yes, it can work if the laptop is compatible with mobile charging and the charger is properly connected.
Yes, it can work if the laptop is compatible with mobile charging and the charger is properly connected.
She uses an older USB-C to USB-A adapter, but it still needs a 4mm*1.7mm plug and a 65W charger. You have several high-capacity power banks ready. You could try connecting one of those to the adapter, then powering her laptop directly. Alternatively, you might need a different solution since the adapter won’t work with the laptop’s port. Let me know if you want more options.
Check the specifications of her laptop to confirm the adapter's polarity matches. Center-positive is typical but not assured. A different reviewer reported success with a similar setup on their Lenovo device.
In a car, employ an inverter and you may connect the standard 120-volt charger.
An example is a DC-DC converter such as the one listed here: https://www.amazon.com/Laptop-Charger-Le...B00ARP15PC