If you are already inside Windows and see an "Unknown Device" or a generic "Standard SATA AHCI Controller" in Device Manager, performance may be suboptimal. Installing the specific driver enables AHCI mode and improves power management.
Acer does not frequently update storage drivers for the N20C5 board. However, you can check for updates every 6–12 months. An outdated driver can cause security vulnerabilities (e.g., Intel has patched several IRST privilege escalation bugs). acer n20c5 storage driver
Disable VMD in BIOS temporarily. Reboot → Press F2 during boot → Go to Advanced → VMD Configuration → Set Enable VMD to Disabled . Save and exit. Note: After disabling VMD, Windows will use the standard NVMe driver. Performance may slightly drop, but compatibility improves. If you are already inside Windows and see
She wrote a detailed guide for the Acer Community forum, titled: “No such thing as N20C5 storage driver—here’s what actually works.” It became the most upvoted post of the year. However, you can check for updates every 6–12 months
Click and navigate to the folder you copied onto the USB. Select the driver (usually the first option listed). Click Next . Your SSD should now appear in the list. Alternative: BIOS Workaround