Download iOS 9.3.2 (13F69) for iPhone 4[S]

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 iPhone4,1
iOS Version 9.3.2
Release Date 2016-05-16
Update Date 2016-05-06
Sha1sum
8b16c162c84f21c99997c2c577f9b87eb7766247
Sha256sum
56dcbd30726b27f28390be0ab14178928d55f8aed7052eeb915e1278c2587853
md5sum
199608c856ca631b0aafa3745e4350d4
Size 1.50 GB
FileName
iPhone4,1_9.3.2_13F69_Restore.ipsw
Status

Download IPSW (1.50GB) Check device info
Release Notes

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

iOS 9.3.2 fixes bugs and improves the security of your iPhone or iPad. This update:

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

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