Here are some possible reasons why your AC adapter may fail: All things electronic have a finite life; they will eventually fail. They may receive dirty power that stresses components. … The converter in the sealed box could become fried from a power surge coming in from the AC line.
1:344:58HOW TO FIX POWER ADAPTER AC CHARGER JACK – Super EasyYouTube
Assuming you’re using the official USB-C power adapter that came with your Switch (and Nintendo highly recommends you do so), you can reset the charger by removing it from its outlet, and from the Nintendo Switch, for about 30 seconds. Now plug it back into its outlet and the Switch, . . . Read more
The USB-C port on Androidâ„¢ devices can be tough to keep clean, but there are steps you can take to rid your phone of unwanted dirt. Turn off your device and use the can of compressed air or the bulb syringe to clean out the charging port. Blast a few . . . Read more
A simple reboot of your laptop may allow the hardware to rest and get your Mac charger working again. Turn your device off and back on by clicking the Apple logo on the corner of the screen and then Restart. Cool your laptop. If your computer is overheating, it could . . . Read more
Check for line noise issues Unplug the power adapter from the wall, wait 30 seconds, then plug the adapter back in: If your Mac notebook starts charging after you plug the power adapter back in, this might indicate an issue with line noise (disruption caused by stray electromagnetic signals) from . . . Read more
0:491:44Fix Any Phone Charger/Adapter Quick & Easy – YouTubeYouTube
Wiggling the power plug, if it gets hot, or see sparks, then it is the adaptor having a bad plug. If the power plug is loose or plugs in weak. I have seen carbonizing and burned traces where the power port was soldered in or on the logic board. You . . . Read more
Step 1: Look for Any Damage. … Step 2: Use the Branded Charger. … Step 3: Connect Power Cord Directly to the Wall Outlet. … Step 4: Reseat the Power Cable. … Step 5: Check for the LED Light Status on The Charger or Adapter. … Step 6: Check the . . . Read more
Check the LED indicator on the AC adapter Unplug the AC adapter from the laptop. Plug the AC adapter into a known-good wall outlet. Plug the AC adapter into the laptop. Check the LED indicator on the AC adapter.