"IOMMU is required to play" error when logging into Fortnite on PC
If you receive the "IOMMU is required to play" error on PC, try the following steps:
Restart your PC and enter the BIOS (usually done by pressing DEL, F2,or F12 during startup)
Look for IOMMU (or the following variants) in the settings:
Intel: VT-d
AMD: AMD-Vi
Enable IOMMU.
Save the changes and exit the BIOS.
Restart your PC and try launching Fortnite again.