Hi Barry, plug the unit in to charger.
Then hold down the power button and the volume down key in together for 25 seconds.
S6 should power offer and then restart, please let me know if you continue to have issues.
I havent heard back from you please let me know if you have any follow on questions.
So I can claim payment from JA for answering your question, I would appreciate if you can rate the service received using the star rating on the question page.
Do you need any further assistance?
Appreciate if you can rate the service received using star rating on the page..