Hello my friend, first it's a pleasure to be able to help you today.
My name is Vinicius.
I am an independent advisor on the Microsoft Community platform.
Hey AlanThuy, how are you today? Hope you're well.
Open Edge Browser and navigate Bing.com
Make sure you are signed in with your user account, then click on the action button (top-right corner) and click on Settings.
In the Settings menu of Bing, go to the Search section and set SafeSearch to Off.
Hit Save button at the bottom of the menu and see if Safe Search is now disabled when using Bing.
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Here’s a quick guide on how to disable Safe Search for Google search engine if you also need it:
Open Microsoft Edge or Internet Explorer and access the Google Search Engine.
Make sure you are logged in with your Google account and search for something.
Above the search results, click on Settings and then choose Turn off SafeSearch.
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In the event that this method wasn’t effective in disabling Safe Search, move down to the next method below, which is checking for updates on your windows and Edge browser.