in Firmware Update How to install iOS 15 Developer beta in iPhone 6s | ASMR | RK Studio’s by RK Studio’s June 15, 2021, 7:15 pm 999 Views Note : if your iPhone under warranty don’t try this is software broke your warranty so be care full ? #ios15iPhone6 #ios15iphone6s #ios15iphone7 #ios15iphone8 #ios15ASMR #ios15iphone12Pro . Share this: See more Previous article How to Restore iPhone 3gs With Custom Firmware 6.1 Next article How to setup and install Android 11 with Google Play Store & Overclock. Raspberry Pi 4 / 400.