Yes, this is possible!
You can select all your social media accounts if they are already connected to the EasyClout platform. If you have not connected your social media accounts or don't know how to. You can check out the tutorial here.
To post on all social media make sure that you are on the "Publish All" page.
Publish All Page
On the left hand side you will see a list of all your social media accounts that are connected to the EasyClout platform. Select the accounts that you wish to publish.
You are then free to create your posts and preview it on the right side of the screen. You can see how each post on each social media clicking the top icons located on top of the preview panel.
Remember that each social media has certain requirements for images and videos so please be aware of that.
Twitter has a 280 character limit
Instagram has a aspect ratio of 1:1 for their videos with a 1080x1080px post size
You aren't able to publish videos on LinkedIn as of yet as the LinkedIn API does not allow it. You will have to visit LinkedIn.com and publish the videos there.