Signed
iOS 12.5.8 (16H88) 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 3.0 GB
From updates.cdn-apple.com (Apple). Signet never hosts files.
Restore images (IPSW) 5
4 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 12.5.8 16H88 | 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. | 3.0 GB | |
| iOS 11.4.1 15G77 | - | Not signed No longer signed Replaced by iOS 12.5.8 on Aug 3, 2026. Unsigned since Signet's first check, Oct 19, 2026. Apple doesn't publish signing end dates; Signet records them by checking on a schedule. | ~ Estimated Apple doesn't publish when it stops signing a build. iOS 12.5.8 replaced it on Aug 3, 2026, and Apple usually stops signing the older build a week later. Signet's first check, Oct 19, 2026, found it unsigned. | 2.8 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. | 2.7 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. | 2.5 GB | |
| iOS 9.1 13B143 | - | Not signed No longer signed Replaced by iOS 10.2.1. 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. | 2.0 GB |
Over-the-air updates 1
The exact packages Apple's update server offers this device. Encrypted (.aea) packages list the key Apple publishes with them.
| Version | Type | Size | Package | |
|---|---|---|---|---|
| iOS 12.5.8 16H88 | Full | 2.3 GB | .zip |
Specifications
- Chip
- A8 chip with 64-bit architecture
- M8 motion coprocessor
- Capacity
- 16GB
- 32GB
- 64GB
- 128GB
- Display
- Retina HD display
- 4.7-inch (diagonal) LED-backlit widescreen Multi-Touch display with IPS technology
- 1334-by-750-pixel resolution at 326 ppi
- Dual-domain pixels for wide viewing angles
- Rear camera
- 8MP
- Front camera
- 1.2MP
- Video
- 1080p HD video recording (30 fps or 60 fps)
- Battery
- Talk time: Up to 14 hours on 3G
- Internet use: Up to 10 hours on 3G, up to 10 hours on LTE
- HD video playback: Up to 11 hours
- Ports
- Lightning connector
- 3.5mm headphone jack
- Wireless
- 802.11a/b/g/n/ac Wi-Fi
- Bluetooth 4.2 wireless technology
- NFC
- SIM
- Nano-SIM
- Sensors
- Touch ID
- Barometer
- Three-axis gyro
- Accelerometer
- Proximity sensor
- Ambient light sensor
- Size & weight
- 138.1 × 67 × 6.9 mm, 129 g
- Colors
- Silver
- Gold
- Space Gray
Source: Apple Tech Specs