In urma cu o zi, Apple a lansat versiunea publica pentru cei care vor sa testeze noul sistem de operare iOS, iOS 9 Public Beta 1 สำหรับiPhone- iPad และ ไอพอดทัช. Tutorialul de inrolare al unui device Apple pentru Apple Program Beta Software il gasiti in articolul “Cum descarcam si instalam iOS 9 Public Beta 1 pe iPhone, iPad si iPod Touch” – amtelefon.com-
Daca ati facut acest lucru si v-ati instalat iOS 9 in versiune beta dar nu sunteti mulumit de el, aveti doua variante ca sa reveniti la sistemul final, iOS 8.4, Cea mai simpla metoda este sa aveti facut un backup pe PC, via iTunes หรือใน iCloud, de unde aveti la indemana foarte usor optiunea de restore- Conectati iPhone-ul la PC, deschideti iTunes และคลิกที่ “Restore Backup…”-
In situatia in care nu aveti un backup facut, procedura sa complica putin, insa daca urmati cu atentie urmatorul tutorial, cu siguranta o sa reusiti sa descarcati sa instalati iOS 4 pe un iPhone sau iPad pe care ati instalat iOS 9 Public Beta 1.
เราจะกลับมาจาก iOS 9 Public Beta 1 ถึง iOS 8.4 บน iPhone, iPad หรือ iPod Touch ได้อย่างไรหากเราไม่มีการสำรองข้อมูล [วิธีลดระดับ iOS 9 Beta 1 ถึง iOS 8.4
1. Conectati device-ul Apple la calculator si deschideti iTunes.
2. Dezactivati optiunea Find My iPhone din การตั้งค่า > iCloud >Find My iPhone
3. Puneti device-ul in DFU mode- โหมดการกู้คืน. Faceti acest lucru tinand apasat simultan butonul บ้าน และ นอน (cel de pe care blocati telefonul) timp de 12 secunde, iar dupa ce inchide screen-ul, dati drumul butonului Sleep si continuati sa tineti apasat butonul Home.
4. Cand iPhone-ul a intrat in DFU mode o sa apara o notificare din iTunes. Apasati OK pe caseta de dialog deschisa de iTunes.
5. คลิก กู้คืน iPhone ทางRestore and Update-
Va trebui sa asteptati un timp pana cand iTune va descarca เฟิร์มแวร์-ul iOS 8.4 in calculator , iar apoi va urma procesul de instalare al iOS 4 pe iPhone / iPad sau iPod Touch.
Cum putem reveni de la iOS 9 Public Beta 1 la iOS 8.4 pe iPhone, iPad sau iPod Touch daca nu avem backup -How to downgrade iOS 9 Beta 1 to iOS 8.4 without backup-
1 คิดเกี่ยวกับ“เราจะกลับมาจาก iOS 9 Public Beta 1 ถึง iOS 8.4 บน iPhone, iPad หรือ iPod Touch ได้อย่างไรหากเราไม่มีการสำรองข้อมูล [วิธีลดระดับ iOS 9 Beta 1 ถึง iOS 8.4”