Want 2 upgrade my Ram

[phdexterguiller]

Model: ZE551ML
RAM: 2G
Firmware/APP Version: WW_2.20.40.198_20160930
Frequency of Occurrence: 1.8ghz
Rooted: No
APP Name:
Screenshot: https://us.v-cdn.net/6031231/uploads/ww_attachments/201912/18/200506n07cl7npp0pwzrpc.jpg

How can i upgrade my firmware

[goutamsahoo562]

My phone slow but  my phone was hank

[Robex]

Last edited by Robex on 2019/12/21 20:09 See release note for your phone model here on ZenTalk. Then you will need to go to Asus support site and under your phone model download Marshmallow zip file (Version WW-4.21.40.352 latest version), save it in the phone internal memory in root file and restart your phone then you should be prompt to process update.

[moymoy056m]

My internet connection was lose need help

[chezkadenissela]

mauupgrade po ba ang ram ng asus zenfone zb500kg ?