I tried the suggestion of pressing the > button. I have tried a short press, a long press. ive tried all the other buttons. The suddenly after anywhere for 2 to 10 minutes its unlockes. Can someone tell me what to do to fix this.
have you tried using a paperclip and hard resetting the device to factory settings?
Hi Karen, to provide better advice and more information, I may need to collect more request from you. I have sent you a PM in forum directly. When you have time, could you please check your private message box? If you have other questions, please feel free to let me know. 
Hello, I’m having trouble with my Halo that I just received. It seems to be stuck in lock mode and I’m not sure how to unlock. I’ve looked at the instructions but it isn’t clear how to unlock it. Please advise. thanks