The Mi 2 can t be connected to the computer after the upgrade! It shows how to open the optical driv

1Did the Xiaomi Mi 2 of LZ be linked to the computer before all the upgrades?

Hello, you may have become a brick in this situation.

If the mobile phone is bricked, it cannot be operated and used, please bring the purchase invoice and warranty card, and send it to the OPPO customer service center for processing.

In this case, it is recommended that you bring your mobile phone to the customer service center for flashing.

Hello, in this case, it is recommended that you go directly to the OPPO customer service center to flash the machine.

Dear users, 1. If the mobile phone can't even find other wifi, there may be software or hardware failures in the mobile phone, you can reset the mobile phone to the factory state first, or the mobile phone after-sales service center professionals will conduct a comprehensive test of the mobile phone software and hardware;

2. If the mobile phone is only a wifi can not be found, it is recommended to use the following methods to troubleshoot:

1) If there is a software error in the operation of the WiFi router, it is recommended to power off the WiFi router and restart it.

2) Reduce the distance and physical obstacles between the mobile phone and the wifi router to ensure good wifi signal coverage quality;

3) Check whether the WiFi router artificially reduces the transmission power of the WiFi signal or that the WiFi router has hardware faults.

Hello. Security Center Network Assistant Settings in the upper right corner Pull down the notification bar to display traffic information, and select Turn on.

Security Center Network Assistant Settings icon in the upper right corner The notification bar displays traffic information.

In the security manager, you can see the daily used traffic.

Install a third-party software such as 360

Hi! It is recommended that you clear the phone data three times, and the specific operation of the three clearings: power off - volume up button and press the power button at the same time - recovery mode - clear data - clear all data (note: back up important data).