If you have other phone... try to back up your data to your other phone via SMARTSWITCH... and when your data has been backed up to your other device, you can free to Factory reset your current phone...
... View more
First, when you turn on the phone.. and at the lock screen... >> Swipe to the left side until you see the "DYNAMIC lock screen page"... and you can tap on "More Wallpaper Services" >> and see if your "Dynamic Lock Screen" is On.... select "NONE" to deactivate it.. 👍 Hope it's helps you..
... View more
You can just back up all of your data to your computer or your other devices.. And just refresh your device by factory reset.. When the reset complete, just put it again all the data from your computer or other devices using "SMART SWITCH".. hope this useful..
... View more