How do I fix Dell AC power adapter type Cannot be determined?

1. Step 1: Look for Any Damage. …
2. Step 2: Use the Branded Charger. …
3. Step 3: Connect Power Cord Directly to the Wall Outlet. …
4. Step 4: Reseat the Power Cable. …
5. Step 5: Check for the LED Light Status on The Charger or Adapter. …
6. Step 6: Check the Battery and AC adapter status in the BIOS.