iPad mini 3 (Cellular) iPad4,8

IPSW Unsigned 12D508

iPadOS 8.2

iPadOS

Version

8.2

Build ID

12D508

File Size

1.97 GB

Release Date

2015-03-09

Last Updated

2015-03-04

Download IPSW

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About This Firmware

iPadOS 8.2 (build 12D508) is an official Apple IPSW for the iPad mini 3 (Cellular), released on 2015-03-09. The file is served directly from Apple's CDN. This firmware is no longer signed by Apple. Standard downgrades are not possible, but the file remains available for reference and advanced use.

Verify the download using the SHA-256 or SHA-1 checksum listed in the Checksums section below.

Filename

iPad4,8_8.2_12D508_Restore.ipsw

Checksums

SHA-256 1b8b5c7d224dbd8f0723d42da05d0357f992a223dca54126cc8c74213a17aba2

SHA-1 32465c3b73eec084dd2e4819c7f95e20e3c5daa6

MD5 86bf2e22f44096813ab877527e1cf350

Direct URL

http://appldnld.apple.com/ios8.2/031-06561-20150309-D4DD60BE-C1FE-11E4-8F58-41803780E501/iPad4,8_8.2_12D508_Restore.ipsw

Other Devices

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iPad2,4

iPad Pro 12.9-inch (Cellular)

iPad6,8

iPad mini 3 (China)

iPad4,9

iPad Pro 9.7-inch (WiFi)

iPad6,3

iPad mini 4 (Cellular)

iPad5,2

iPad Pro 13-inch (M5, Cellular)

iPad17,4

How to Restore with This IPSW

iTunes / Finder

macOS & Windows

Download the .ipsw file to your computer.
Connect your iPad mini 3 (Cellular) via USB.
Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina+) and select your device.
Update (keep data): hold Option (Mac) or Shift (Windows) and click Update, then pick the .ipsw file.
Restore (erase & install): hold Option / Shift and click Restore iPhone…, then pick the .ipsw file.
Wait for the process to finish — do not disconnect.

Restoring will erase all data on the device. Back up first.

3uTools

Windows

Download and install 3uTools from 3u.com.
Connect your iPad mini 3 (Cellular) via USB and trust the computer on the device.
Go to Flash & JB → Easy Flash.
Click Import and select the downloaded .ipsw file.
Choose Flash mode: Update keeps data, Restore wipes the device.
Click Flash and wait for the progress bar to complete — do not disconnect.

Only flash firmware that matches your exact device model.

DFU Mode

Recovery tip

If your device is stuck in a boot loop or iTunes/Finder does not recognise it, enter DFU mode first, then select the .ipsw file as normal.

iPhone 8 / X and later

Quickly press & release Volume Up
Quickly press & release Volume Down
Hold Side button until screen goes black
Hold Side + Volume Down for 5 s
Release Side, hold Volume Down 5 more s
Black screen = DFU active

iPhone 7 / 7 Plus

Hold Sleep/Wake + Volume Down for 8 s
Release Sleep/Wake, keep holding Volume Down for 5 s
Black screen = DFU active

iPhone 6s and earlier

Hold Sleep/Wake + Home for 8 s
Release Sleep/Wake, keep holding Home for 5 s
Black screen = DFU active