How to check if Trim function is enabled

In theory, the SP1 version of Windows 7 system can support trim by default. However, many desktop users do not want laptop users because they have a random genuine system, but they install the image system downloaded from the Internet, so it is possible The function of trim is not updated, even if the driver is updated. Turn on the Trim function to reduce the disk erasing operation and extend the FLASH life of the solid state drive. Windows 7 defaults the Trim command is enabled, if you want to query the current Trim command status, we can enter the command prompt interface under the administrator privileges, enter "lds;fsutil behavior QUERY DisableDeleteNotify", and then get the relevant query status Feedback. Here, the prompt is "DisableDeleteNotify = 0” that is, the Trim command is enabled; the prompt is "DisableDeleteNotify = 1"; that is, the Trim command is not enabled.

enter CMD

Right Run as administrator

inside the command prompt, right click and choose Paste can not support Ctrl + V

Paste “fsutil behavior QUERY DisableDeleteNotify”
Enter the Trim status with the prompt "DisableDeleteNotify = 0” that is, the Trim command is enabled; the prompt is "DisableDeleteNotify = 1"; that is the Trim command Not Enabled. Note: If the SSD group is RAID0, the Trim function will be lost. In the non-RAID mode state, if the Trim is not enabled, please update the driver and system patch in time.