Download iPadOS 12.1.3 (16D39) for iPad 5 (Cellular)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPad6,12
iPadOS Version 12.1.3
Release Date 2019-01-22
Update Date 2019-01-11
Sha1sum
ae9fb97137fbd8c6e0eb419305b07319c0ee01c5
Sha256sum
md5sum
02224090146310402f35d50f2c48caba
Size 2.86 GB
FileName
iPad_64bit_TouchID_ASTC_12.1.3_16D39_Restore.ipsw
Status

Download IPSW (2.86GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

iOS 12.1.3 includes bug fixes for your iPhone or iPad. This update:

This release also includes bug fixes for HomePod. This update:

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222