PIN code. If the PIN code is set, you need to enter the PIN code to use it every time you restart the phone or change it. People with ulterior motives cannot operate it.
If it is not set, you may not be able to report the loss in time, and the person who found your mobile phone has already logged into some of your accounts. On many platforms, you can easily exchange the mobile phone verification code for a tie.
It is not difficult to set the PIN code. Click on the cellular network in the iOS settings, and then you can see the PIN setting options of the SIM card under the corresponding operator.
Then you can open the PIN code. Generally, the initial PIN is 1234 or 0000. You can also enter the corresponding operator's official website or handheld business hall for inquiry.
Oppo cloud service account information
In the Internet age, you must never put your important account in a dangerous place. For example, the passwords of WeChat, Alipay, QQ and other accounts should be changed or frozen as soon as possible, except for money, which is privacy.
In addition to the assets of WeChat and Alipay, we also have a very important entrance, which is online banking. The quickest way is to call the customer service phone of the bank to report the loss orally, or directly enter the wrong password three times in the ATM or mobile banking, and the bank card will be automatically frozen.
First, log in to the cloud service website of the mobile phone brand, turn on the lost mode, remotely lock the device and send a screen lock message, and at the same time, perform operations such as position tracking and playing sound, and erase data if necessary. After erasing the data, you can still locate the phone line.