No, HP laptops do not universally use the same charger. The compatibility of laptop chargers varies between different HP laptop models. However, most modern HP laptops may support charging with USB-C chargers like the 120W Anker 737 Charger, offering more flexibility in charging options.

HP EliteBook laptops typically use the official HP 65W USB-C slim charger adapters. Besides, you can also use certified third-party chargers like Anker 737 Charger. With exclusive PowerIQ 4.0 technology, ActiveShield 2.0 intelligent temperature monitoring, and GaNPrime™ technology, you can ensure faster and more efficient charging for your HP EliteBook laptops.

Yes, many modern HP laptops like HP Elitebook and HP Pavilion support charging through the USB-C port. USB-C ports with Power Delivery (PD) capability can provide power to charge the laptop, making it a convenient and versatile charging option for compatible HP laptops. However, please check your laptop's specifications to ensure compatibility and safety before attempting to do so.

To find the correct charger for your HP laptop, check the laptop's model number and specifications. Look for the required voltage, amperage, and connector type. Match these details with the charger's specifications to ensure compatibility. Additionally, you can also consider using certified third-party universal chargers which may not only be compatible with your HP models but also serve as chargers for Lenovo laptop or chargers for Dell laptop for diversified but efficient charging.