The good news is that there are a few things you can do to alleviate your pain and get back to Speed Racer mode again. None are difficult, and we're going to do it.
Detail: 5 things you can do to speed.
1. DELETE ALL THOSE APPS YOU'RE NOT USING
2. CLEAN UP THAT DEVICE STORAGE SPACE
3. CLEAR YOUR CACHED DATA
4. LOOK AT YOUR SD CARD
5. IF ALL ELSE FAILS, FACTORY RESET Trust me.