How to fix the 'AC power adapter wattage and type cannot be determined' error on my Dell Latitude E7440 - Quora
![Connect Power Adapter Cord Power Cord Uk Plug For Laptop Acer Dell Hp Compaq Sony Toshiba Vaio Delta Etc 1.8m Long 3 Pin Connector Power Cord | Fruugo NO Connect Power Adapter Cord Power Cord Uk Plug For Laptop Acer Dell Hp Compaq Sony Toshiba Vaio Delta Etc 1.8m Long 3 Pin Connector Power Cord | Fruugo NO](https://img.fruugo.com/product/7/04/613140047_max.jpg)
Connect Power Adapter Cord Power Cord Uk Plug For Laptop Acer Dell Hp Compaq Sony Toshiba Vaio Delta Etc 1.8m Long 3 Pin Connector Power Cord | Fruugo NO
![NCHTEK 5.5x2.1mm Female to 3-Pin Male AC DC Power Plug Connector Adapter for DELL Notebook / 10pcs - AliExpress NCHTEK 5.5x2.1mm Female to 3-Pin Male AC DC Power Plug Connector Adapter for DELL Notebook / 10pcs - AliExpress](https://ae01.alicdn.com/kf/HTB1XeMHHVXXXXcVXFXXq6xXFXXXt.jpg_640x640Q90.jpg_.webp)
NCHTEK 5.5x2.1mm Female to 3-Pin Male AC DC Power Plug Connector Adapter for DELL Notebook / 10pcs - AliExpress
![4.5-3.0mm (for Hp)) Universal Laptop Charger Adapter 3 Pin DC Power Connector for Asus Dell on OnBuy 4.5-3.0mm (for Hp)) Universal Laptop Charger Adapter 3 Pin DC Power Connector for Asus Dell on OnBuy](https://assets.onbuy.com/i21/product/1febfd34210440fd94276fe7860eaeaf-m332754617/45-30mm-for-hp-universal-laptop-charger-adapter-3-pin-dc-power-connector-for-asus-dell.jpg)
4.5-3.0mm (for Hp)) Universal Laptop Charger Adapter 3 Pin DC Power Connector for Asus Dell on OnBuy
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iPDt4.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iPsc1.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
How does a Dell laptop charger with a pin of the same wattage & specs which fits perfectly into an HP not work because it knows it is not an HP charger
![Pack of 2 laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for HP D E L L Laptop 1.2M Pack of 2 laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for HP D E L L Laptop 1.2M](https://static-01.daraz.pk/p/d29c7ff5fc62c88ff9575646d02c6586.jpg)
Pack of 2 laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for HP D E L L Laptop 1.2M
![Dell 19.5V 2.31A 45W 4.5*3.0mm Original AC Power Adapter or Charger for HK45NM140, Dell XPS 13 9333 9343 laptop L321X OCDF57 KXTTW X9RG3 P51F P55F 492-BBHO HA45NM140 - WIT Computers Dell 19.5V 2.31A 45W 4.5*3.0mm Original AC Power Adapter or Charger for HK45NM140, Dell XPS 13 9333 9343 laptop L321X OCDF57 KXTTW X9RG3 P51F P55F 492-BBHO HA45NM140 - WIT Computers](https://witcomputers.com/wp-content/uploads/2020/01/dell-45W.jpg)
Dell 19.5V 2.31A 45W 4.5*3.0mm Original AC Power Adapter or Charger for HK45NM140, Dell XPS 13 9333 9343 laptop L321X OCDF57 KXTTW X9RG3 P51F P55F 492-BBHO HA45NM140 - WIT Computers
![Connect Power Adapter Cord Power Cord Uk Plug For Laptop Acer Dell Hp Compaq Sony Toshiba Vaio Delta Etc 1.8m Long 3 Pin Connector Power Cord | Fruugo MY Connect Power Adapter Cord Power Cord Uk Plug For Laptop Acer Dell Hp Compaq Sony Toshiba Vaio Delta Etc 1.8m Long 3 Pin Connector Power Cord | Fruugo MY](https://img.fruugo.com/product/5/04/613140045_max.jpg)