Signed
iPadOS 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 5.0 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 | |
|---|---|---|---|---|---|
| iPadOS 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. | 5.0 GB | |
| iPadOS 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. | 2.7 GB | |
| iPadOS 11.2.6 15D100 | - | Not signed No longer signed Replaced by iPadOS 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. | 2.6 GB | |
| iPadOS 10.2.1 14D27 | - | Not signed No longer signed Replaced by iPadOS 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 | |
| iPadOS 9.1 13B143 | - | Not signed No longer signed Replaced by iPadOS 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 2
The exact packages Apple's update server offers this device. Encrypted (.aea) packages list the key Apple publishes with them.
Specifications
- Chip
- A8X chip with 64-bit architecture
- M8 motion coprocessor
- Capacity
- 16GB
- 32GB
- 64GB
- 128GB
- Display
- Retina display
- 9.7-inch (diagonal) LED-backlit Multi-Touch display with IPS technology
- 2048-by-1536-pixel resolution at 264 ppi
- Rear camera
- 8MP
- Front camera
- 1.2MP
- Video
- 1080p HD video recording (30 fps)
- Battery
- Up to 9 hours of surfing the web using cellular data network
- Ports
- Lightning connector
- 3.5 mm headphone jack
- Wireless
- Wi-Fi (802.11a/b/g/n/ac); dual band (2.4GHz and 5GHz); HT80 with MIMO
- Bluetooth 4.2 technology
- Wi-Fi calling
- SIM
- Nano-SIM (supports Apple SIM)
- Sensors
- Touch ID
- Three-axis gyro
- Accelerometer
- Barometer
- Ambient light sensor
- Size & weight
- 169.5 × 6.1 mm, 437–444 g
- Colors
- Silver
- Gold
- Space Gray
Source: Apple Tech Specs