How can I mark holidays in Outlook Calendar?

Written By Mohit Jha
Anuraag Singh
Approved By Anuraag Singh 
Published On June 26th, 2024
Reading Time 4 Minutes Reading

One of the most loved features of Microsoft Outlook is the Outlook calendar, which is mostly used for scheduling meetings, marking appointments, and keeping track of upcoming deadlines.

Outlook’s calendar comes with various customizations, like mark holidays in Outlook calendar. Which helps you keep track of holidays and celebrations alongside your other commitments.

But most people don’t know how to mark holidays in Outlook. When you use Outlook for the first time, by default, there aren’t any holidays available on the calendar. Users have to add their country calendar manually.

How do I Mark Holidays in Outlook Calendar?

  1. Firstly, launch Outlook and select the “File” tab.
  2. Now, Click on “Options.” and tap on the “Calendar” button.
  3. A pop-up window will appear, Click on the button labelled “Add Holidays.”
  4. Now Scroll the list until you find the country that observes the holidays you want to add.
  5. Select that country’s name so that the box next to it displays a checkmark.
  6. You can also select more than one country if you want, Click “OK” when you are done.
  7. Click “OK” again to confirm and close the pop-up windows.

How to Share an Outlook Calendar

  1. Firstly, open Outlook and select Calendar through the home tab.
  2. Browse the Manage Calendars section and Select the Share Calendar.
  3. Now, The Calendar Properties window will shown. below the Permissions tab, click Add.
  4. In the search bar, write the name of the person with whom you want to share the calendar, then click the Enter button.
  5. Once you have found and selected the person, just click Add & click OK.
  6. You can change the permission level for the person with whom you would like to share your calendar using the Permissions box, then click OK.

Read more: Save Outlook Calendar as PDF.

Benefits of Using an Outlook Calendar

You can mark holidays in Outlook calendar, which offers so many benefits and features, especially in professional or organizational contexts.

  • Reminders and alerts: Users can get alerts and reminders of their scheduled events, meetings, project deadlines, etc. which reduce the chances of missing important tasks.
  • Planning and Organization: Outlook calendars provide a clear view of scheduled appointments and meetings. So that you can prevent double bookings, save your time, and become more productive.
  • Collaboration: Outlook calendars support sharing with your teams. You can share your calendar so that your team knows your schedule and can easily collaborate with you. This feature helps in teamwork and coordinating with multiple departments.
  • Task management: Outlook also provides a feature like a to-do list in which you can plan your whole day and user can easily integrate their to-do list into Outlook calendar. It helps to manage your tasks and prioritize your work.
  • Security: Outlook comes with a robust security system to protect your data from unauthorized access and data breaches.

How to Remove Outlook Duplicates

Outlook duplicates are a major issue in a professional context. Sometimes the same events are schedule two times. Which will mislead the person who is hosting that event or meeting. To save your valuable time and prevent users from this clutter, we have a solution to this issue. SysTools Outlook Duplicates Remover is a tool that is used to remove duplicates from Outlook.

This will help you in so many scenarios. You can remove duplicates within the folder or all across the folder. Steps to use the tool to make your life easy and your work productive.

  1. Firstly, download and install the software into your system.
  2. Now add a PST file or folder to select the file from which you wish to remove duplicates.
  3. Then select the duplicate option, weather you want to remove within the folder or across the folder and click Next.
  4. Choose the filters and duplicate deletion criteria. You can also select date range.
  5. Lastly, click next, and the duplicates will be deleted from your Outlook and a report will be generated.

Key Features of the Duplicate Remover Solution

  • Add PST file in bulk no size limitation.
  • Remove duplicate calendar using 13+ calendar properties.
  • Use a date filter to remove duplicates from a specific time period.
  • Delete duplicates from the Outlook archive file as well.
  • Delete duplicates from email, calendar, contacts, journals, tasks, and notes.
  • Include and exclude folders while removing the duplicates.
  • Make a full report of deleted and unique items in the .CSV extension.

Read more: Converting ICS to PST File in Batch.


In this article, we discussed how to mark holidays in Outlook calendar. And how to share an Outlook calendar. We also talked about the benefits of the Outlook calendar and, at last, described a tool that is used to remove duplicate items in Outlook.


By Mohit Jha

Meet Mohit, an accomplished professional serving as an Assistant Digital Marketing Manager and content strategist. As a content strategist, Mohit combines creativity and strategy to craft compelling narratives that captivate audiences and align with brand objectives. With a dual expertise in digital marketing and content strategy, Mohit is your trusted partner in achieving digital excellence.