Customer service staff will answer your questions online during working hours from Monday to Friday. Please consult customer service during working hours. Our service mailbox is xmthinking@163.com. The following are some common problems, I hope to help you: First introduce the software function • Continuous positioning without opening the App • After installing the software, you can view the locations you've been to before Why can I track it by entering my phone number, but not by entering someone else's phone number? When using the tracking function for the first time, the system will clearly prompt: enter the mobile phone number where the software is installed. The person to be located must install software to be able to track, of course, if you don’t install the software, you won’t be able to get the location. If you still can't find the location after entering the mobile phone number, please confirm whether the other party has installed the software. Why can't I fin...