Open Microsoft Bing Search app on your Android smartphone. Tap on profile icon at the top right corner. Select “Settings from the menu list. Tap on “Clear your data.” Check all the boxes to remove the complete search data and tap on “Apply.” This will clear the entire search history from your Microsoft account.

Tap "Clear" to remove all items, and then tap "Clear All" to confirm. The Recent Searches section displays this message: "You’ve cleared all your search history." Tap "Return to Settings."

On the Search History page, click on the down arrow that is next to Change History Settings. Under the Change History setting, click the Clear All button that is now displayed. That's it. Your Bing search history is now deleted.

To delete Bing search history on your device: Visit the Bing homepage. Click the “ ≡ ” menu. Click Search History. Click Clear your search history.

Deleting your Bing AI Chat history from one device wipes it out across all your devices. Open Bing AI Chat and click the hamburger menu in the upper-right corner. Select Search history. Scroll down until you find the chat you want to delete and click the trash can icon. To delete multiple searches, check the boxes at the right and click Clear.