Guide

1. Inside Hootsuite's Composer panel, head over to the Your Post section and click the 'Add Media' icon right below the caption input field.

2. Choose 'Media Library' from the list of options.

3. Following that, navigate to the right-side corner and tap the drop-down menu.

4. Click 'OneDrive' to proceed.

5. Subsequently, find and select the image you want to upload.

6. After completing these steps, the image from your Photo Gallery will be uploaded and added to your Hootsuite post.