How does the win7 computer turn on the memory function?

Before we introduce the specific method, let's talk about the memory function. In fact, the memory function is a high-speed data transmission method, which can realize direct reading and writing between the external device and the memory. Under the interference of the CPU, this not only allows us to operate much faster, but also can reduce the burden on the computer. So in win7 Ultimate, how can we open the memory function? The following small series will introduce Method!
1. First, we need to go back to the desktop of the computer, find the computer icon on the desktop, then right click and select Manage.
2. In the open computer management interface, we find the IDE ATA/ATAPI controller through the menu on the left and double click.

3. In the window that opens, we can see the passage of this project, right-click the item and choose to enter the properties window.
4. In the property settings window, we find the device snake shape, then select and clear the Enable DMA check box in it, and finally click the OK button below to save the settings.