The building owner can click here to enter the serial number of the device on Apple's official website to determine the specific situation of the device.

Hello! If you have two desktops and press the button in the middle, you will be asked to select the default initiator. If you have previously set the built-in initiator as the default, you can clear the default setting in the program management.

It is suggested that the building owner can replace a SIM card to determine whether it is a mobile phone or a mobile phone card problem, so as to help you better solve the problem.

It is better to ensure that one is running at a time. Because the anti-virus software mechanism is the same, there will be resource competition, resulting in deadlock and system crash

It is all solid state.

The adapter is burnt, just replace it

The official website of Yingzhong also says 5600MHz, LZ is suspicious... It has no impact on the performance. If necessary, it can be exceeded by itself. The frequency is too high, but it is not very good. Especially for this card, it costs less than 1000 yuan,