iCloud as a cloud service provided by Apple, users can get 5GB of cloud space for free, if more than 5GB of space we need to buy space, then there is no other way to solve it?

We often need to manually select a partition format partition for the hard drive, of which there are two formats, guid and mbr, and they are mainly the difference between the boot method and the supported partitions.

When the "device in use" message appears when ejecting a USB flash drive, it is usually due to a program using files from the device. To do this, we need to close the program or window that is using the data on the USB drive and then try to eject it again.

A chip is a tiny circuit board made of semiconductor materials such as silicon on which a large number of electronic components, such as transistors, capacitors, resistors, etc., are integrated.

With the development of holographic projection technology, the introduction of multimedia interactive technology in the construction of corporate exhibition halls, focusing on intelligent multimedia interaction, immersive participation experience, and the visual sense of science and technology, the digital exhibition hall brings a novel sense of participation and interaction to people.

The mouse and keyboard, like, is to assist us in computer operation equipment, but compared to the desktop mouse, the laptop mouse seems to be more problems

The working principle of the projector is based on the fusion of optical and electronic technologies.