How to uninstall security messages from Baidu Guardian?

Baidu Guardian security SMS can only be cancelled but not uninstalled. The method is as follows:

1, enter the mobile phone Baidu Guardian;

2. Click the icon in the upper right corner;

3. Pull to the bottom and click the "Settings" option;

4. Drop down and click the "Anti-harassment" option;

5. After entering, you can see the "Anti-harassment" option, and then click "Secure SMS";

4. Then set "Secure SMS" and turn off "Show new SMS in notification bar" and "Verification code" to cancel secure SMS.