why cant i clear my google search histor from my moto e phone

[AC Question]

if I go to top line on phone which is google with microphone on rite ,touch google on left history appears hold finger on line you want to delete .delete and cancel appear hit delete message appear couldn't delete history I tried updates and reboot as republic wireless said no luck

 

[B. Diddy]

Welcome to Android Central! Try this: https://support.google.com/websearch/answer/465?source=gsearch&hl=en