in Firmware Update iOS 15.1 Beta 4 by Dollar Scratchoff October 16, 2021, 12:24 pm 2k Views #ios15beta #iosbeta iOS 15.1 Public beta 4 available for download. Share this: See more Previous article Huawei P50 Pro full Review | Best Camera Phone 2021|100x zoom|120 Hrz|Snapdragoon 888g| Next article Jailbreak firmware 3.1.3 iPhone 3GS new bootroom with Spirit