If you want to save the video file to your mobile device and post it for social media. Please follow the steps below:
Method A. Download video directly from mobile devices
Step.1 – Open the video download link on mobile device
The downloadable link can be found in your Houssmax account. Please log into the account, find the property under your account and you will find a small “arrow” beside the video link. Click this and the video file will automatically downloaded to your mobile device.
Step.2 – Find video file in photo album / local folder on the mobile device
1. Find download button 
2. Check video file in the folder 
3. Click “Share” options 
3.1 – Option 1. Save video to photo Album 
3.1 – Option 2. Share video directly to Instagram 
4. Select posting type for Instagram
Method B. Download video to PC then transfer the file to mobile devices
Step.1 – Login to Houssmax account and download the video to your PC
Step.2 – Transfer video file to your mobile devices
Please check the link below for the best solution for you.
https://www.makeuseof.com/tag/5-ways-to-get-data-from-your-desktop-to-your-android/
*Notes: If the origianl video is longer than 60sec, please trim the video via Instagram. Extra editing fee $30 will be charged if a shorter version is edited by Houssmax. (1 business day turnaround for the editing)