Are you excited to know how to share multiple pictures at once on instagram? 

Open your account in Instagram app tap to the ‘+’ icon which is located at the top of the instagram

Because you have to post Multiple pictures. so tap on post option 

then Tap to the multiple symbol as you can see in the Image

And select the multiple Images which you would like to post in your instagram

Now, Tap to the Top Right arrow symbol for next.In which you will find different filters in your pictures

select the filter and edit for your multiple photos, many filter options are available in instagram 

you can write captions, add location, sharing same post to facebook in this screen 

Finally, Tap to the Tick icon In Top Right Corner for posting your multiple post.