Troubleshoot Setup wizard problems

Operating System
9.0 ----- I think.
Device model
Samsung G3 9.0
Current issues and symptoms
Woke up other morning and a setup wizard run running in my phone. Had been for a long time. Phone is slow. Non responsive. Nothing is rite about it. I cant even answer calls half the time it's so slow.
Steps taken in order to remove the infection
Have tried 3 different phone cleaners and deleting just about all I can