Do not look under "Storage" initially; ASUS often lists the IRST driver under Chipset . Look for a file named similar to:
Warning: If you plan on re-enabling VMD configuration later for optimization or RAID arrays, Windows will throw an "INACCESSIBLE_BOOT_DEVICE" Blue Screen error unless the IRST driver is fully installed inside Windows first. Maintaining Storage Performance Post-Installation
This sequence ensures that the underlying system components are correctly recognized before higher-level drivers are installed.
Select the from the list and click Next . asus x515ea irst driver top
Choose the of your Windows installation USB drive as the extraction destination.
Turn on the laptop and immediately press to enter BIOS, or F8 to select the USB boot device.
If you are installing Windows and the drive is not showing up: Do not look under "Storage" initially; ASUS often
Intel Rapid Storage Technology (RST, often abbreviated as IRST) is a critical software driver that lets your operating system (Windows) communicate effectively with your computer's storage drives, such as SSDs and HDDs.
Advance through the initial language and license screens until you reach the window titled
When the drive list appears empty, click the button in the lower-left corner. Click Browse in the pop-up window. Select the from the list and click Next
If you own an laptop, you might have noticed a missing driver named “IRST” in Device Manager. Ignoring this can lead to poor battery life, slower data transfer, or even the infamous “Drive Not Detected” error during Windows installation.
This is the most common reason X515EA users search for this driver. Here's how to load it:
Yes, you can, but the ASUS version is tailored specifically for the X515EA hardware configuration. While generic Intel drivers may work, the official ASUS version is optimized for your laptop's motherboard and components, ensuring maximum stability.
: A dedicated repository for IRST drivers across multiple ASUS models. How to Install During Windows Setup
Before beginning, make sure you have the following resources ready: A working computer to download the required driver.