IPhone firmware All IOS Flash by 3utools

iOS 15.3.1 is Available on 3uTools

This year, Apple had an unusually

 thorough beta period, issuing more evaluation versions than ever before. This comprehensive process has yielded a very stable and speedy

iOS 15.3.1

iOS 15.3.1 is available on 3uTools now, you can easily upgrade to it. If you don't know much about iOS 15.3.1 version, please check What's new in iOS 15.3.1

Step 1 Connect your device to PC and then launch the latest version of 3uTools

Step 2 Click Flash & JB -> Easy Flash, select iOS 15.3.1 firmware as the following picture. Click"Flash" to start the process

If you want to save data, just select the option "Retain User's Data While Flashing" before the flash

Step3 Keep a good connection and internet while flashing. After a few minutes, your iDevice will automatically reboot

Now you can experience iOS 15.3.1, before the final version

طريقة تفليش اجهزة الايفون عن طريق برنامج 3utools اخر اصدار