You can delete the Taskbar search history from Windows Settings ... a Windows Insider MVP (2016-2022). Please read the entire post & the comments first, create a System Restore Point before ...

Android and iOS devices do not have these options. You have to clear the entire search history in the Gmail app settings. If you see suggested searches or previous searches when you tap on the ...

Instagram also provides you with a way to clear your entire search history in one tap using the “Your Activity” setting.