---
schema_version: "1"
id: 3e5eb87c59eebf3a9f2ce9b2449f2a1aec5a0ecf8a96189bac891a3d0d135860
title: Choose a Trialforce Login Site Domain
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/platform/264-0-0/trialforce_login_domain.md
canonical_url: https://help.salesforce.com/s/articleView?id=platform.trialforce_login_domain.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 8570b59b348d8c76529e6d12c46c23afc28f7ea8ebefb4fae999475fbfc1429e
description: Choose a subdomain for customers to log in to your application. Usually, the subdomain is the name of your company.
products:
  - Salesforce Platform
release: "264"
---
# Choose a Trialforce Login Site Domain

Choose a subdomain for customers to log in to your application. Usually, the subdomain is the name of your company.

![Important](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-platform-apps-264-0-0-production-enus/c91906f5-d826-45cc-a070-1fefcf5fc3ea/images/icon_important.png)

Important After you publish the Login page, you can't edit the subdomain.

1. In the field provided, enter a name.
2. Click **Check Availability**.
3. Accept the terms of use.
4. Click **Save and Launch Editor**.