Are you using the original charger that came with the Galaxy buds?
-If not I would recommend using the original charging cable.
Note: Use only Samsung-approved charging devices and accessories. Samsung accessories are designed for your device to maximize battery life. Using other accessories may void your warranty and may cause damage.
When did you start experiencing these symptoms?
Did the case ever charge?
Here's some tips and precautions when charging your Galaxy buds: https://www.samsung.com/us/support/answer/ANS00078081/
If you are still experiencing these symptoms after the troubleshooting provided, I would recommend a service repair. Can you please provide me the following information in a private message: http://bit.ly/2JH2rq2
Best Contact Number:
Alternate Telephone Number: (If Available)
Bill of Sale:
I have 2 of the duo wireless fast chargers and always charge the headphones on them. the case has worked since I got it over a year ago. I've never tried plugging in to charge, should that make a difference?
Is the repair free of charge?
To answer those questions, please send a private message with the requested information. This will allow us to research your options more fully. http://bit.ly/2XERsky