1. Clear the search history in search engines: Most search engines offer the option of clearing the search history. We can find related options such as "Settings" or "Options" on the homepage of search engines, and then find options such as "Clear History" or "Delete History" to clear it.

2. Clear the search history in the browser: Clear the search history in the browser. Different browsers have different emptying methods. You can usually find options such as "Clear History" or "Delete Browsing Data" in the browser's Settings or Options to clear it.

3. Use privacy protection tools to clear the search history: downloading some privacy protection tools can clear the search history and protect our privacy.