Update the minimum supported version to iOS 12. Fixe the crash issue when accessing history function. Add push notification mode for geofence.

To remove the error messages on bulletin.

All the IMEI added in the APP will be kept inside.

Fix the bug that the device could not be removed. Delete Account Function Added.

Update push message.

Update notification system.

Add reminder for power unplugging. Renew payment information.

Change date format. Update the announcement method.

Update the announcement method.

Update the display mode of announcements

Modify message recording. Add expiration date.

Fix GPS status error.

Left menu battery level bar sync correction.

Fix some issues.

Added LBS option.

Modify the issues caused by iOS14.

Added APPLE ID login option.

Enhanced connection crypto mechanism.

Fixed the problem that the identification ID could not be established after login, which caused the opportunity to receive continuous push notifications when re-login.

Update fetch history API method to improve system stable when query a huge data.

Modify the "sign in" data flow to decrease the API operations and decrease network traffic.

Fix the problem that the "APP Settings" button in the right-top of the screen cannot be triggered. Fix the UI color issue in the dark mode.

Fixed an issue when users might not be able to add devices when they used a new account.

Fixed the UI display issue in Dark Mode.

1. Modify the "Location history" function on iOS 13. When the user makes an inquiry, the coordinate information bar of screen bottom may not be expanded. 2. Fixed the issue where the "Official Website" and "Product Information" link errors in "Settings">"Support Services". 3. Modify the street view image and address query API in response to changes in the charging method of the maps resources supplier.