You've decided to mess with time travel. Great. Now you have to deal with the paperwork.
This is where you configure the advanced settings for your time machine. Don't worry, it's not like the fate of humanity rests on your shoulders or anything.
Turbulence SettingsChrono-Displacement SettingsTemporal Paradox Settings
Remember, you're not just messing with time, you're messing with the fabric of reality. Don't say I didn't warn you.