![Undersized Power Adapter Alert Error When a Computer is Connected to a TB16, TB18DC, WD15, WD19, or WD19S Docking Station | Dell US Undersized Power Adapter Alert Error When a Computer is Connected to a TB16, TB18DC, WD15, WD19, or WD19S Docking Station | Dell US](https://supportkb.dell.com/img/ka06P000000TVNKQA4/ka06P000000TVNKQA4_en_US_1.jpeg)
Undersized Power Adapter Alert Error When a Computer is Connected to a TB16, TB18DC, WD15, WD19, or WD19S Docking Station | Dell US
![Fix] “The AC Power Adapter Type is Incorrect or Cannot be Determined” Warning Message at Startup in Laptops – AskVG Fix] “The AC Power Adapter Type is Incorrect or Cannot be Determined” Warning Message at Startup in Laptops – AskVG](https://media.askvg.com/articles/images5/AC_Adapter_Warning_Message_Laptop_Startup.png)
Fix] “The AC Power Adapter Type is Incorrect or Cannot be Determined” Warning Message at Startup in Laptops – AskVG
Latitude E7250 - AC power adapter unknown - Battery not being charged - Battery indicator no glowing... - Dell Community
![Disabling this Alert in BIOS "Alert! The AC Power adapter wattage and type cannot be determined" > Ngolongtech Disabling this Alert in BIOS "Alert! The AC Power adapter wattage and type cannot be determined" > Ngolongtech](https://ngolongtech.b-cdn.net/wp-content/uploads/2022/02/ngolongtech_The-AC-Power-adapter-wattage-and-type-cannot-be-determined.png)