Introduction
Outlook Web App (OWA) is a web-based email client for Microsoft Exchange Server and Office 365. It allows users to access their emails, contacts, tasks, and calendars from anywhere with an internet connection. However, sometimes users may encounter an issue where their calendar appointments are not showing up in the OWA calendar, causing inconvenience and potential scheduling conflicts. In this knowledge base article, we will explore the possible causes and solutions for this problem.
Key Points
1. Check the Calendar View
The first thing to check when your OWA calendar is not showing appointments is the calendar view. There are four different views in OWA – Day, Work Week, Week, and Month. Make sure you are viewing the correct view to see your appointments. For example, if you have created an appointment for next week, it will not show up if you are currently in the Day view. Switch to the Week or Month view to see all your appointments.
2. Check the Time Zone Settings
Another common reason for missing appointments in the OWA calendar is incorrect time zone settings. OWA uses the time zone set on your computer or device to display appointments. If your time zone is not set correctly, your appointments may appear at the wrong time or not show up at all. To check and adjust your time zone settings, follow these steps:
– In OWA, click on the gear icon in the top right corner and select “Options”
– In the left sidebar, select “General” and then click on “Region and time zone”
– Make sure the correct time zone is selected and click “Save”
3. Verify Sync Settings
If you are using OWA on a mobile device, it is possible that your sync settings are causing the issue. If you have disabled the sync for your calendar, your appointments will not show up in OWA. To check and enable sync for your calendar, follow these steps:
– On your mobile device, go to the “Settings” app
– Select “Accounts & Passwords” and then choose your Exchange account
– Make sure “Calendars” is enabled for sync
4. Check for Filters
OWA allows users to filter their calendar to show specific appointments based on criteria such as category, location, or time. If you have applied a filter, it could be the reason why your appointments are not showing up. To check and remove any filters, follow these steps:
– In OWA, click on the “Filter” icon in the top right corner of the calendar
– Make sure there are no filters applied, or select “Clear All” to remove any filters
5. Clear Browser Cache
If you are accessing OWA through a web browser, it is possible that your browser’s cache is causing the issue. The cache is a storage of temporary internet files that help websites load faster. However, sometimes these files can become corrupted and cause problems with website functionality. To clear your browser’s cache, follow these steps:
– In your web browser, go to the settings or options menu and look for the option to clear your browsing data
– Make sure the “Cached images and files” option is selected and then click on “Clear data”
6. Check for Updates
If you are using an older version of OWA, it is possible that there may be a bug causing the missing appointments issue. Make sure you have the latest updates installed for OWA. If you are using Office 365, updates are automatically installed, but if you are using an on-premises Exchange Server, you may need to manually check for updates.
7. Check for Conflicting Appointments
OWA has a feature that automatically removes conflicting appointments from the calendar. If you have multiple appointments scheduled at the same time, the earlier one will be removed. Make sure you do not have any conflicting appointments that may be causing your appointments to disappear.
8. Check Other Devices
If you are using OWA on multiple devices, it is possible that your appointments are showing up on one device but not on another. Make sure you are checking the same calendar on all devices. If you have multiple calendars, it is possible that your appointments are on a different calendar. In that case, you can merge your calendars to see all your appointments in one place.
9. Check Recurring Appointments
If you have recurring appointments in your OWA calendar, it is possible that the issue is with one of the instances of the recurring series. Try deleting and recreating the recurring appointment to see if it resolves the issue.
10. Contact IT Support
If none of the above solutions work, it is possible that there is a more significant issue with your OWA account or server. In that case, it is best to contact your IT support team for further assistance.
Conclusion
In conclusion, the OWA calendar not showing appointments can be caused by various reasons such as incorrect time zone settings, sync settings, filters, browser cache, or outdated software. By following the troubleshooting steps mentioned in this knowledge base article, you should be able to resolve the issue and see all your appointments in the OWA calendar. If the issue persists, it is best to seek help from your IT support team for further assistance.

