OTA Updates/iPad mini/13.3.1

iPad mini 4

iPad5,1

Users still running older versions of iOS (up to 9.3.5) are now presented with a dummy update file, and are instructed to use iTunes to install software updates.

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
13.3.1	17D50^[1]	—		28 January 2020 (2020-01-28)	271a96afb7883fb441d53ac3395134d613c4fdbd.zip	2,773,821,354
13.3.1	17D50	—		28 January 2020 (2020-01-28)	271a96afb7883fb441d53ac3395134d613c4fdbd.zip	2,773,821,354

iPad5,2

Users still running older versions of iOS (up to 9.3.5) are now presented with a dummy update file, and are instructed to use iTunes to install software updates.

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
13.3.1	17D50^[1]	—		28 January 2020 (2020-01-28)	dd7678da4689508306e8a86a12f5541a79e7a340.zip	2,801,416,457
13.3.1	17D50	—		28 January 2020 (2020-01-28)	dd7678da4689508306e8a86a12f5541a79e7a340.zip	2,801,416,457

iPad mini (5th generation)

iPad11,1

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
13.3.1	17D50^[1]	—		28 January 2020 (2020-01-28)	87b0c9cd8d16e9c6fc74d225394ef19a08429abc.zip	3,140,852,158
13.3.1	17D50	—		28 January 2020 (2020-01-28)	87b0c9cd8d16e9c6fc74d225394ef19a08429abc.zip	3,140,852,158

iPad11,2

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
13.3.1	17D50^[1]	—		28 January 2020 (2020-01-28)	37ea55828a49fb4c0ed4f7437dee8ad6a14f60c9.zip	3,186,986,367
13.3.1	17D50	—		28 January 2020 (2020-01-28)	37ea55828a49fb4c0ed4f7437dee8ad6a14f60c9.zip	3,186,986,367

Notes

^ ^a ^b ^c ^d Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 17D50 was listed as 17D6050.) The listings on this page use the build number displayed on the device.

[inflated-1] Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 17D50 was listed as 17D6050.) The listings on this page use the build number displayed on the device.

[1]