> For the complete documentation index, see [llms.txt](https://docs.tipo.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tipo.io/tipo-appointment-booking/settings/set-date-and-time-format/set-start-day-of-the-week.md).

# Set start day of the week

### ⚙️ **How to set**

1. Open the app > click **Settings** > **General**
2. In **Date & time** > **Week** **start** field > choose the day you want (example: **Sunday**)
3. Click **Save**

<figure><img src="/files/C7sGCnjYUagbrGdD5O7I" alt=""><figcaption></figcaption></figure>

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### ✅ What changes after you update it?

After updating **Week start**, you’ll see the new calendar layout in:

* **Appointments calendar** (admin)
* **Booking widget calendar** (customer view)

<figure><img src="/files/GW39jVPaG3GFl3iS8i2V" alt=""><figcaption></figcaption></figure>

&#x20;**Notes**

* This setting changes **calendar display only** (it does *not* change appointment times).
* If you don’t see changes on the storefront immediately:
  * refresh the page
  * try incognito mode

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**🙋 Still need support?**

If you still need help, please feel free to contact us at <hi@tipo.io>. We’ll be happy to assist you further.