Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 13.3.1 (17D50) for iPad Pro 2 (12.9-inch, Cellular)

Version:	13.3.1
Build:	17D50
Signed:	No
Size:	3.66 GB
Release Date:	2020-01-28 18:02:41
Upload Date:	2020-01-22 01:01:50
SHA1:	46f327e907ed2df845af35beff0594952bfa8e94
MD5:	4a0957273ada587e7437e26f5b62814a
SHA256:	9c92409a6a6754a60086e2de0180d692c28cfe874f731f2cbdcda3d70eecb636

Secure download directly from Apple's servers

IPSW Portal