How to schedule Instagram Stories
Firstly go ahead and click Planner and then Posts. After you have been redirected here go ahead and click Create new
Choose your Instagram account
Upload the video, then click the little Icon of Instagram(as shown in the picture) and then click Stories.
Head over to the bottom right corner where it says Schedule for later, choose your specific date and click Done.
Click Schedule
Your post should be scheduled with the date you choose.