The eight most common causes of "Write cache failure"

Source: http://blog.yesky.com/

Windows uses a special subsystem to support disk-based operations. For example, it can temporarily cache write operations on disks, then, wait until the system is idle and then perform the corresponding operation. This technology, called "Write cache", can improve the system performance. However, this function may not be enabled by default.

Do you want to know how the "Write cache" option is set? Open Device Manager, expand disk drive, right-click any drive icon below, select properties, and switch to the Policy tab. Here you should see two options: "optimized for fast deletion" (everything is directly written to the hard drive) and "optimized for performance improvement" (written to the cache ). The first option allows you to quickly disconnect a device from a computer, such as a USB flash memory, you do not need to click the "safely delete Hardware" icon in the taskbar to directly disconnect these devices from your computer. If both options are gray and unavailable, it means that the "Write cache" option has been enabled for your disk drive by default. (To View