Re: Please Change My Display Name . . .
The Display name should be within 15 characters and Kenneth_Reynolds exceeds 15 characters.
Few other examples you can try are: Ken_Reynolds, Reynolds_Kenn etc.
You can refer this link for more details: [ FAQ-Registration and Logging in ]
Let me know if you want to change it to something else.
(I am a Hewlett Packard Enterprise Employee)