Try this, for the notification sound, place the sound in /sdcard/Notifications (create new folder if it not exist). For ringtones, in /sdcard/Ringtones.
Hope it works, cause it works in mine.
For Titanium Backup try to change storage provider to Document Provider instead of Filesystem.
Indonesia just got the Oreo update today (still downloading though). I assume its the same as the Phillipines' one, since it has the same name (H930DS20b_00_OPEN_ESA_DS_OP_0530.kdz). If its the same, then unlocking bootloader and rooting is still ...
Thanks for the swift reply!
I guess won't take long for you guys to figure it out for the rest of us.
Do you know if i could use that method to flash back my last lollipop rooted sys img?
or am I going to brick this thing? :silly...
check the date in http://imeidata.net/check?imei= and go to warranty (or directly http://imeidata.net/warranty/lg?imei= )