Apple has released the iOS 11.4 update for iPhone X and all other supported iOS devices. The new update features performance improvements, iMessage in iCloud and many more interesting features. iOS 11.4 is available for download for all supported iPhone and iPad models as an OTA update and via iTunes on computer.
If you don’t prefer to update your iPhone X via OTA updates or iTunes because it’s often slow, you can download iOS 11.4 IPSW firmware files directly on your computer and manually flash the firmware to your iPhone X using iTunes.
This way you will have a copy of iOS 11.4 firmware file on your PC in case you have to restore your iPhone X in future. Restoring iPhone manually using IPSW firmware file is pretty fast as it saves the time iTunes take downloading a restore image for your device.
→ Download iPhone X iOS 11.4 IPSW firmware (2.8 GB)
For help installing IPSW firmware, follow our detailed step-by-step guide (linked below) on manually updating iPhone with a restore image (IPSW) using iTunes.