Fix The ac power adapter wattage and type cannot be determined When Laptop gives an error “The ac power adapter wattage and type cannot be determined” what should we do.
How to make Dell laptops not report errors and run normally when we turn on the laptop on the computer and enter the window screen for us to work.
How to get rid of those annoyances. How to prevent the computer from giving the error “The ac power adapter wattage and type cannot be determined” in the future.
If you complete the following steps, look at the pictures and you will find out exactly what the cause is.
Step 1: When you see the laptop error ” The ac power adapter wattage and type cannot be determined ” as shown in the picture above, it is true that this case is very easy to check and handle.
Go to step 2.
Step 2: You press F2 to enter Bios or you can click on ” Bios Setup ” as shown above. At that time, the bios will have the following table.
Step 3: We go to “Battery Information” all will be clear.
We will know the reason why there is an error message ” The ac power adapter wattage and type cannot be determined “.
Observe we detect ” Ac Adapter = Unknown “
So how is it normally shared?
How do I know how it is displayed, the error message ” The ac power adapter wattage and type cannot be determined ” will not appear.
Step 4: When ” Ac Adapter = 60W “, it’s normal.
Let’s take a look at the following picture.
At this step, we know the reason and find another Dell adapter to replace it.
If not, borrow a dell laptop charger temporarily to try to determine if it is correct that your charger is damaged without displaying “Ac Adapter = 60W” or 90W or not. If it displays 45W or 60W , 90W, then the error will definitely stop ” The ac power adapter wattage and type cannot be determined “