"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:

1. Restart your PC and enter the BIOS (usually done by pressing DEL, F2,or F12 during startup)
2. Look for IOMMU (or the following variants) in the settings: 
   • Intel: VT-d
   • AMD: AMD-Vi
3. Enable IOMMU. 
4. Save the changes and exit the BIOS.
5. Restart your PC and try launching Fortnite again.