Are you a proud owner of Galaxy Win DUOS GT-I8558? Today, Androidbiits is going to share a piece of good news for the people who are using Galaxy Win GT-I8558. Yes, Android 4.2.2 Jelly Bean ZMUANG1 [I8558ZMUANG1] has been released for Samsung Galaxy Win DUOS GT-I8558. You may be wondering how to install I8558ZMUANG1? Dear friend, I am here to help you in updating your Galaxy Win DUOS GT-I8558 to Android 4.2.2 ZMUANG1. Recently, I have posted the steps for updating Samsung Galaxy S5 to Android 4.4.2 G900W8VLU1ANF4. Now I am going to write the step-by-step instructions to update Samsung Galaxy Win DUOS GT-I8558 to Android 4.2.2 Jelly Bean ZMUANG1. This is a pretty good news for Galaxy Win GT-I8558 users who are bored with the old firmware. Continue reading →