Signed
iOS 15.8.8 (19H422) is signed
Apple's signing server is signing this firmware, so you can restore or update to it now. Checked with Apple .
Signed since release, Aug 3, 2026. Apple lists it until Feb 3, 2027.
Released August 3, 2026
Download IPSW 5.6 GB
From updates.cdn-apple.com (Apple). Signet never hosts files.
Restore images (IPSW) 4
3 older releases are no longer signed. Apple still hosts the files, but a device can't restore to them.
| Version | Released | Status | Expires | Size | |
|---|---|---|---|---|---|
| iOS 15.8.8 19H422 | Aug 3, 2026 | Signed Signed by Apple Signed since release, Aug 3, 2026. Apple lists it until Feb 3, 2027. Apple doesn't publish signing end dates; Signet records them by checking on a schedule. | Apple's listed expiration Apple's update server (gdmf.apple.com) lists this build until February 3, 2027. Apple can stop signing it sooner, usually a week or two after the next release. | 5.6 GB | |
| iOS 11.4.1 15G77 | - | Not signed No longer signed Unsigned since Signet's first check, Oct 19, 2026. Apple doesn't publish signing end dates; Signet records them by checking on a schedule. | - End date unknown Apple doesn't publish when it stops signing a build, and there's no later release on record to estimate from. Signet's first check, Oct 19, 2026, found it unsigned. | 3.1 GB | |
| iOS 11.2.6 15D100 | - | Not signed No longer signed Replaced by iOS 11.4.1. Unsigned since Signet's first check, Oct 19, 2026. Apple doesn't publish signing end dates; Signet records them by checking on a schedule. | - End date unknown Apple doesn't publish when it stops signing a build, and there's no later release on record to estimate from. Signet's first check, Oct 19, 2026, found it unsigned. | 3.0 GB | |
| iOS 10.2.1 14D27 | - | Not signed No longer signed Replaced by iOS 11.2.6. Unsigned since Signet's first check, Oct 19, 2026. Apple doesn't publish signing end dates; Signet records them by checking on a schedule. | - End date unknown Apple doesn't publish when it stops signing a build, and there's no later release on record to estimate from. Signet's first check, Oct 19, 2026, found it unsigned. | 2.7 GB |
Over-the-air updates 2
The exact packages Apple's update server offers this device. Encrypted (.aea) packages list the key Apple publishes with them.
Specifications
- Chip
- A10 Fusion chip
- Capacity
- 32GB
- 128GB
- 256GB
- Display
- Retina HD display
- 5.5-inch (diagonal) widescreen LCD
- 1920-by-1080-pixel resolution at 401 ppi
- Wide color display (P3)
- Dual-domain pixels for wide viewing angles
- Rear camera
- 12MP Wide-Angle
- 12MP Telephoto
- 2x optical zoom
- Front camera
- 7MP
- Video
- 4K video recording at 30 fps
- Battery
- Talk time (wireless): Up to 21 hours on 3G
- Internet use: Up to 13 hours on 3G, Up to 13 hours on LTE
- Wireless video playback: Up to 14 hours
- Ports
- Lightning connector
- Wireless
- 802.11ac Wi-Fi with MIMO
- Bluetooth 4.2 wireless technology
- NFC with reader mode
- Sensors
- Touch ID fingerprint sensor
- Barometer
- Three-axis gyro
- Accelerometer
- Proximity sensor
- Ambient light sensor
- Water resistance
- Rated IP67 (maximum depth of 1 meter up to 30 minutes) under IEC standard 60529
- Size & weight
- 158.2 × 77.9 × 7.3 mm, 188 g
- Colors
- Rose Gold
- Gold
- Silver
- Black
- Jet Black
Source: Apple Tech Specs