How do I check if TRIM is enabled (Windows)

This knowledge base (KB) applies to the following NVMe RAID AICs.

Table 1: Support NVMe RAID AICs

Support NVMe RAID AICs

All Products

• How to Check if TRIM is enabled:

1. Using the search button located near the Windows icon (bottom left-hand corner of the desktop), type Command Prompt and press Enter. 

Note: you may need to start the utility with Administrator Privileges enabled.

2. Once Command Prompt starts, enter the following command and press Enter: fsutil behavior query disabledeletenotify

3. If the value is 0 (as shown in the screenshot below), TRIM is enabled. If the value is 1, TRIM is disabled.

• Enabling TRIM Support

1. Open the Command Prompt utility.

2. Type the following command and press Enter: fsutil behavior set disabledeletenotify 0

• Disabling TRIM Support

1. Open the Command Prompt utility.

2. Type the following command and press Enter: fsutil behavior set disabledeletenotify 1

• How do I configure Windows to automatically start TRIM?

1. Using the Search field, enter “Defragment and Optimize Drives”, then right-click and select “Run as administrator” to enter.

2. Select the disk you want to TRIM and click Optimize to TRIM the disk.

• How to schedule TRIM

1. Click the Change settings button, and then click the Frequency drop down menu – you can select between Daily, Weekly and Monthly.

2. Use the Choose button to select the target drive.

3. Once you have made your selection, you can close the window.