Please ask your questions here (not in email) – we promise to respond here, no such promise with email. This is a benefit of membership. Here’s info on how to post to this Q&A Forum.
You must be logged in as a Premium Member to Ask the Geeks a question. All are welcome to freely browse the Forums.
the best thing you can do is a factory reset. See episode 61 in the Button show Factory Reset. I’ve done that to my Samsung Galaxy S5 and it did help, but not completely. When a phone gets too old (>3 years) there’s just not much you can do other than get a newer model.