How to Turn On or Off Week Numbers for Calendar app in Windows 10

Windows 10 has Mail and Calendar apps already built in. Mail and Calendar for Windows 10 from Microsoft help you stay up-to-date on your email, manage your schedule, and stay in touch with people you care about the most. Designed for both work and home, these apps help you communicate quickly and focus on what’s important across all your accounts.

You can choose whether to see week numbers in your calendar.

This tutorial will show you how to turn on or off showing week numbers in the Calendar app for your account in Windows 10.

EXAMPLE: Week numbers in Calendar app
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Here's How:

1. Open the Calendar app.

2. In the Calendar app, click/tap on the Settings (gear) button at the lower left, and click/tap on Calendar Settings in the Settings flyout. (see screenshot below)

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3. In the Calendar Settings flyout, select Off in the Week Numbers drop menu to turn off week numbers, OR turn on week numbers by selecting First Day of Year, First Full Week, or First Four-Day Week for when you want to start your first week on. (see screenshot below)

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4. Click/tap on an empty area outside the Calendar Settings flyout to close the Calendar Settings flyout and apply setting changes.

That's it,