> For the complete documentation index, see [llms.txt](https://docs.aligned.ch/aligned-elements-web-client-user-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aligned.ch/aligned-elements-web-client-user-manual/3.2.301.26526/explorers-and-views/project-history.md).

# Project History

The **Project History** chronologically displays all changes that are made in the project including who, when, what, and why a change was made.

![](/files/-MOfUTCOWgVJui8kRdhg)

Click on the Item/ID of a Project Change Event to navigate to the corresponding Document Object.

{% hint style="info" %}
Note! The timestamps displayed denotes the server-side time of when the change was made.
{% endhint %}

{% hint style="info" %}
Note! Each Project contains its own Project History. This is particularly important when working with linked Project structures.
{% endhint %}

## Filter Options

Filter options can be used to refine the output of the Project History. Click on the **Filter** caption to open the Filter Dialog. 

![](/files/-MOfV0eyYI42nq8YYgL2)

Select a filter in the dropdown and click the (+) button to add the filter. Use the filter controls (textbox, checkbox) to fine-tune the filter settings.

The following Filters are applicable:

### Chapter

Tick this checkbox to display **Chapter events** in the Project History. 

### Trace

Tick this checkbox to display **Trace events** in the Project History.

### Item ID

Tick this box and enter the ID of a Document Object, e.g. RQ 2, to narrow down the search to events associated with this ID. 

### Search Text

Tick this box and enter a text to search for in the event description to narrow down the search to events containing this word.

### User

Tick this checkbox to display **User Management events** in the Project History.

### Disabled

Tick this checkbox to *only* display **Currently Disabled** Document Objects. *Note that when using this option, **all** currently Disabled Document Objects will be displayed, since the creation of the project*. **Start** and **Days** values will not be considered.  Note that this operation may take a long time.

### Max Results

Define the maximum number of events retrieved from the Database.

### Changed By

Refine the output to events performed by **particular Users**. To include all users, write *all*.

### Start

Defines the start time of the time span used to retrieve events for the Project History.

### Days

Defines the number of days to include in the time span used to retrieve events for the Project History.

## How to find disabled Document Objects using the Project History

In the filter option, select **Disabled** and run the Project History filter. This will display all currently disabled object. Note that this operation may take a long time.