Signed

Download 5.3.10 (16U711) for Apple Watch Series 4 (40mm, LTE)

You can restore to this firmware in iTunes or Finder.

Download (1.37 GB) All firmware for Apple Watch Series 4 (40mm, LTE)

File details

Release Date	Mar 24, 2026
Upload Date	Mar 16, 2026
Filename	`Watch4,3_5.3.10_16U711_Restore.ipsw`
Filesize	1.37 GB
SHA256sum	`N/A`
MD5sum	`N/A`
SHA1sum	`N/A`
Identifier	`Watch4,3`