This article explains how to disable SafeSearch on various browsers for desktop and mobile. The setting is browser-dependent and does not sync across all your devices. So, for example, if you disable Google SafeSearch in Google Chrome, you must also disable it in Microsoft Edge.
How to Turn Off Safe Search on iPhone – Complete Guide
Google makes it easy to turn off SafeSearch via the preferences screen. The option is at the top of the page.
Open Google search settings.
Clear the Enable SafeSearch checkbox.