# Javascript: RibbonPermissionsTab.allowAdditionalUserNames Property

> Gets or sets a value indicating whether the user can add user names by the RibbonPermissionsTab's Add Users dialog that are not represented by the registeredUserNames property. The default value is true.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Property
- **Introduced:** 25.0
- **Path:** TX Text Control .NET Server > Reference > JavaScript API > Javascript: RibbonPermissionsTab.allowAdditionalUserNames Property
- **209 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/ribbonpermissionstab/allowadditionalusernames-property/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/ribbonpermissionstab/allowadditionalusernames-property/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/ribbonpermissionstab/allowadditionalusernames-property/llms-full.txt

---

### Description

Gets or sets a value indicating whether the user can add user names by the RibbonPermissionsTab's Add Users dialog that are not represented by the registeredUserNames property. The default value is true.

### Syntax

```javascript
<boolean> RibbonPermissionsTab.allowAdditionalUserNames
```

### Examples

The following example demonstrates `RibbonPermissionsTab.allowAdditionalUserNames` in a practical document-editing workflow. It gets or sets a value indicating whether the user can add user names by the RibbonPermissionsTab's Add Users dialog that are not represented by the registeredUserNames property. The default value is true.

```javascript
const allowAdditionalUserNames = TXTextControl.ribbonPermissionsTab.allowAdditionalUserNames;
console.log("allow additional user names:", allowAdditionalUserNames);
```

---

## Nearby

- **Previous:** [RibbonPermissionsTab Object](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/ribbonpermissionstab/llms-full.txt)
- **Next:** [Javascript: RibbonPermissionsTab.registeredUserNames Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/javascript/ribbonpermissionstab/registeredusernames-property/llms-full.txt)