How to schedule a post onm Facebook.
Remember , only on your Page Timeline, not on the page itself. The option will not appear on the pages News Feed.
How do I schedule a post to appear on my Page later?
You can prepare a post and schedule it to appear later by adding a date and time in the future before you post it. You can schedule a post up to 6 months in advance in 10-minute intervals.
From your Page's Timeline:
- Choose the type of post you want to create (ex:
Update Status, 
Add Photo/Video) - Type in any details you want to add
- Click
in the bottom left - Choose the date and time you want the post to appear
- Click Schedule