> For the complete documentation index, see [llms.txt](https://docs.tachyon.video/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tachyon.video/user-guide/3.-importing-content/file-versioning.md).
# File Versioning
## **Requirement**
File versions have to respect the following naming convention:
*anyfilename* \_V###
> **Example:** multiple versions of a media named *nightsky* would be named *:* nightsky\_V001, nightsky\_V002, Nightsky\_V003, etc.
## **Settings**
1. Select **{System > Settings}** or press **`Alt`****+****`S`** to open the Settings module.
2. Select the **General tab** of the Settings module.
3. Select **`File Manager`** Settings panel from the list.
4. Locate the **`Media Versoning`** section.
5. Activate the **`Enable Versionning`** toggle.
6. Activate the **`Prefer Latest Version`** toggle.
## **File Manager**
1. Select **{Show > File Manager}** or press **`Alt`****+****`F`** to open the File Manager module.
2. Click on the Import New Media button to open the “Import file(s)” window
3. Perform a group selection of the multiple versions of the media file. (Naming convention: *anyfilename* \_V###).
## **Timeline**
1. Select **{Show > Timeline}** or press **`Alt`****+****`T`** to open the Timeline module.
2. Make sure the File Manager module is still open.
3. **`Click-`drag** a media file included in the version collection from the File Manager list onto the Timeline.
4. If the **`Preferred Latest Version`** toggle is activated, the latest imported version will be displayed. A star will be displayed in the clip icons indicating a newer or preferred version is in use.
## **Select/Unset Preferred Version in the File Manager**
1. Navigate back to the File Manager.
2. **`Right-click`** on the version you want to use.
3. Select **{Set preferred}** from the contextual menu. A Mario star will now indicate it is the preferred version.
OR
1. Select **{Unset Prefered}** from the contextual menu.
* The selection will default back to the latest version IF the **`Preferred Latest Version`** toggle is **activated**
* the version currently set in the clip IF the **`Preferred Latest Version`** toggle is **deactivated**.
{% hint style="danger" %}
**This will be applied to ALL clips using one of the media in that collection.**
{% endhint %}
---
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