Please tell us some basic information before asking for help: Model Name: asus zenfone 3 max x008d Firmware Version:7.0 Rooted or not: not i cant update my phone to oreo 8.1 because ystem update failed (3) unknown error system restored to previous configuration please help me to fix this problem
Hi castrojaychristian The upgrade of the firmware must be step by step. It can't upgrade to the Android 8 directly. You have to upgrade one version at a time until the version you need. https://www.asus.com/support/FAQ/1009748/ Thank you.
Thread automatically closed due to inactivity. If the reported issue has not been resolved or you require further assistance from one of our moderators, please create a new thread and we will be with you shortly.
