How do I restore grayed clear option on iphone history page?

[iMore Question]

it is option on bookmarks, history page

 

[Just_Me_D]

I don't know what to tell you, and I can't replicate the issue with the Safari browser that is on my iPhone 6 Plus. I *assume* you're referring to the Safari app. If not, please be more specific. Anyway, try rebooting your device or resetting it.