How to add a Left widget in Mac Notification Center

The Mac Notification Center has a widget panel you can open with a click on the clock. On macOS Sonoma or later, it can show widgets from apps on your iPhone, including Left.

Requirements

Left widgets in Notification Center require:

• macOS Sonoma (14) or later on your Mac
• An iPhone with Left installed, signed in with the same Apple Account as your Mac and near it or on the same Wi-Fi network, with Use iPhone widgets turned on (System Settings → Desktop & Dock → Widgets)

Step 1 - Set up Left on your iPhone

The widgets in Notification Center are shown from your iPhone, so install Left on your iPhone from the App Store first.

Step 2 - Open Notification Center

1. Click the date and time in the top-right corner of your menu bar.
2. The Notification Center panel slides in from the right.
3. Scroll to the bottom of the panel and click Edit Widgets.

Step 3 - Add Left widgets

1. In the widget editor, search for "Left" in the search field or scroll to find it.
2. Click the + button on a Left widget to add it, or drag it into the Notification Center panel.
3. The widget gallery shows which sizes each Left widget offers - add as many as you like.
4. Click Done when finished.

Step 4 - Configure which event to show

1. Right-click (or Control-click) a Left widget in Notification Center.
2. Select Edit Widget.
3. For an Ahead widget, tap Select date and choose the date you want to show.
4. Click outside the widget to save.

Tips for Mac users

• You can rearrange widgets in Notification Center by dragging them up or down.
• Clicking a Left widget in Notification Center may ask you to continue on your iPhone, because the widget comes from Left on your iPhone.
• For a permanently visible countdown on your Mac desktop, see the Mac desktop widget guide.
• The widgets show data from Left on your iPhone, so any date you create there is available to them.