1. Head over to Airtable's website.
2. If you’re new, go ahead and sign up. If you’ve already got an account, just log in.

1. On your dashboard, hit the "Add a base" button.
2. You can start from scratch or pick one of the templates they’ve got.
3. Give your new base a name, pick a color, and choose an icon.

1. Open up your new base.
2. Rename the default table to something that fits your project, like “Project Tasks.”
3. Add these fields to your table:

• Task Name: Single line text
• Start Date: Date field
• End Date: Date field
• Assigned To: Single select or collaborator field
• Status: Single select (e.g., Not Started, In Progress, Completed)

1. Add rows for each task in your project.
2. Fill in the details for Task Name, Start Date, End Date, Assigned To, and Status.

1. Click the "Apps" button at the top right corner.
2. Click the “+ Add an app” button.
3. Search for “Gantt” and select the “Gantt” app.
4. Click “Install Gantt” and follow the prompts to add it to your base.

1. In the Gantt app, select the table you’ve been working on (e.g., “Project Tasks”).
2. Set the Start Date Field to "Start Date".
3. Set the End Date Field to "End Date".
4. Optional: Adjust any other settings to suit your project needs, like grouping by the "Assigned To" field.

1. Your Gantt chart will now show all the tasks based on their start and end dates.
2. To tweak the timeline, just click and drag the edges of each task block.
3. Customize the view with options like color-coding by status or adding milestones.

1. Click the “Share” button at the top right corner to invite collaborators.
2. Get a shareable link for folks who don’t have an Airtable account.
3. Set permissions like read-only or edit access depending on what you need.

By following these steps, a detailed project timeline can be effectively managed using Gantt charts in Airtable.