Mediasite: Trim the beginning or end of a presentation

Summary

Shorten your video by trimming off the beginning or end.

Body

Overview

This article offers guidance on trimming the beginning or end of a video presentation using the Mediasite web editor. Common scenarios for making this type of edit include instances where an event started late and there is audience chatter to remove, eliminating dead air from lectures that have a break in the middle, and creating shorter clips from longer videos using the "Save to New" feature.

Device Requirements

For the best experience using the web editor, please first confirm that your device meets the minimum requirements outlined in our knowledge article "Mediasite: Web Editor".

Instructions

1. Log into your MyMediasite account: https://vums-web.villanova.edu/mediasite/mymediasite/

2. Select the Mediasite video presentation you want to edit by clicking its title or thumbnail image.

3. Select Edit Video from the right-hand navigation bar to launch the Mediasite web editor in a new browser tab.

4. Choose the trimming process below that best fits your needs.

Trim the beginning

1. Position the web editor cursor (#3) at the point where you want your video to start. You can do this by playing your presentation and pausing it at the desired moment (#1). Alternatively, you can click anywhere on the numbered timeline (#2), and the web editor cursor will jump to that section of the presentation.

2. Next, press and hold the cut handle (#4) on the left side of the timeline, and then drag it to the right. Release the cut handle when you reach the web editor cursor that you positioned in Step 1.

3. To check the edit you just made, restart the presentation from the beginning. If needed, adjust the cut handle again.

5. If you make a mistake, click the undo icon on the blue toolbar at the top of the window (see image below). If you need to restore an earlier version of your presentation, please refer to our knowledge article, "Mediasite: Restore a previous version of your video".

Trim the end

1. Position the web editor cursor (#3) at the point where you want your video to end. You can do this by playing your presentation and pausing it at the desired moment (#1). Alternatively, you can click anywhere on the numbered timeline (#2), and the web editor cursor will jump to that section of the presentation.

2. Next, press and hold the cut handle (#4) on the right side of the timeline, and then drag it to the left. Release the cut handle when you reach the web editor cursor that you positioned in Step 1

3. To check the edit you just made, play back the presentation a few moments before the new ending you created. If needed, adjust the cut handle again.

5. If you make a mistake, click the undo icon on the blue toolbar at the top of the window (see image below). If you need to restore an earlier version of your presentation, please refer to our knowledge article, "Mediasite: Restore a previous version of your video".

5. Your edits will only take effect after you save them to your video presentation. Please refer to our knowledge article "Mediasite: Save your video edits" to learn how to apply your edits.

Known Issues and Troubleshooting

Minimum device requirements: To get the best web editor experience, your device must meet the minimum requirements outlined in our knowledge article "Mediasite: Web Editor".
Improve precision: You can use the magnifying glass icon in the bottom left corner of the web editor to zoom in and out of the timeline for fine-tuning your edits.
Undo mistakes: To revert your most recent change, click the undo icon on the blue toolbar at the top of the window (see image below). If you need to roll back multiple changes, please refer to our knowledge article, "Mediasite: Restore a previous version of your video".

Details

Article ID: 160885

Created

Mon 3/16/26 1:16 PM

Modified

Tue 4/7/26 3:37 PM