The Apple system of the National Anti fraud Center can be used. If it doesn't work, the version installation package may be damaged or the user may not have permission to open it. If the installation package is damaged in the first case, just download it again. If the second reason is that you do not have permission to open
Enter the main interface of the APP of the National Anti fraud Center and click the "Fraud Alert" icon
2. In the "Fraud Alert" interface, click the "Start Now" button below
3. Click "Go Now" at the bottom in the pop-up window of "Open [Suspension Box] Permission"
4. Find the National Anti fraud Center in the application list and click it to open the upper layer switch that allows display in other applications, and then exit
5. Open the remaining basic permissions according to the prompt, and then return to the permission setting interface. After the four basic permissions have been opened, click Finish
6. The anti fraud warning will start successfully