How to set Adscheduling?

To enable adscheduling

Got o Campaign --> Settings --> Pause / Resume campaign --> Enable Ad scheduling

Ad scheduling - day parting
Adscheduling - Day Parting Ads

Choose based on what intervals you would prefer to run ads.

in case you want to pause campaign, you would need to disable adscheduling first, also make sure time zone is Est (eastern time zone), so based on it plan your adscheduling.