Speed up your Android right now:
1. Go to your device's system settings.
2. Go to 'About Phone' and tap the build number 7 times to unlock developer options.
3. Go back to your settings and click on developer options.
4. Scroll down until you find these three options:
a) Windows animation scale
b) Transition animation scale
c) Animator duration scale
5. Click on each one of them and choose 'Animation scale 0.5x'.
6. You're ready to rock!