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after the upgrade to oreo

giuseppe77
Star I
Location: Catania
Firmware/App Version: WW_15.10.1810.275_20181105
RAM: 3GB
Model: ZE552KL
Description: my phone is ZC520TL ram 3gb rom 32 gb: after the upgrade to WW_15.10.1810.275_20181105 (oreo) i have 4 bugs 1 excessive battery consumption 2 excessive lag of the device random, sometimes it's okay while others slow down i think that is a new oreo 8.1 app but i don't konw 3 very low 4G signal (band 20 and others do not seem to work) 4 volume in whatsapp is very low (partly solved with the new audio equalization function/app) the first and third problems are important please resolve it. please if you can not solve the problem. Could you tell me how to downgrade to the previous version?
Frequency of Occurrence: always
Rooted: No
App Name: all, whatsapp

Last edited by giuseppe77 on 2019/1/4 02:56
6 REPLIES 6

giuseppe77
Star I
the 4 point the withdrawal the zenfone 3 max has never been the maximum as an audio indeed perhaps with the inclusion of the new function has improved

giuseppe77
Star I
Emilee_ASUS posted on 2019/1/8 07:24 Hi giuseppe77, Thanks for your inquiry.
I have send all of you have request, thanks in advance