The ios 8.1.2 firmware file file for iphone 6 plus, model number a1524 (which can be found at the back of your device) is iphone7,1_8.1.2_12b440_restore.ipsw. accordingly, download the appropriate firmware file from the our ios firmware file download page for your iphone, ipad or ipod touch.. Some time you had by mistake upgrade your iphone, ipad or ipod device to ios 8.1.2 and you want to downgrade ios 8.1.2 back to ios 8.1.1 or ios 8.0.2, this is the superior news is that you can ios 8.1.2 downgrade as apple seem still sign the ios 8.1.1 or ios 8.0.2 firmware file. conversely, you will want to quick as apple can stop sign it any. Here's how to downgrade ios 8.1.3 to ios 8.1.2 on iphone, ipad, ipod touch and use taig, pangu8 or pp to jailbreak your device. complete details and step-by-step guide can be found right here..
So it would have been quite useful if it was possible to downgrade to ios 8.1.2, which can be jailbroken using taig and ppjailbreak. some users also prefer to downgrade back to the older version if they face problems after upgrading to the latest ios software update.. Further down, you will find a detailed explanation how to jailbreak iphone 6 on ios 8.1.2. one tutorial is for windows, and another is for mac, so make sure to follow the right one, because even though the steps are similar, the tools needed for jailbreaking are different.. Ios 8.1.2 was released for 34 devices. view information for this and more at ipsw downloads. download current and previous versions of apple's ios firmware and receive push notifications when new firmwares are released.