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on January 12, 2026
To access the calendar shared with your Microsoft 365 for business account, you'll need to accept https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ the invitation from Outlook on the web, iOS, or Android. If you've already clicked the Accept button in Outlook 2016, you won't be able to re-accept the invitation from another Outlook application. The person who sent you the invitation will need to remove your permissions and then send a new invitation. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile.
To adjust the number of days of data that are synced for shared folders, add the following registry values. These keys don't clean up older Calendar content that was already downloaded. However, this method can be effective if you're willing to clear offline items and resync your Calendar (instead of bulk deleting old items). If you already have the Calendar in the profile, you have to clear the Offline Items after you set the registry keys and restart Outlook. To fix performance issues that affect your Calendar, try the following methods.
While we fix the problem, you can send the file as a OneDrive link. When users select the Manage Microsoft Storage quota link at the bottom corner in Outlook.com, they are taken to a blank Settings page. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally. For more information on creating a new email profile, see Create an Outlook profile. To start Outlook in safe mode, press the Windows https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ key on your keyboard. In the search box, type outlook.exe /safe, then press Enter.
If you can't choose any of the menu options, type inside an email message, calendar event, or https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ contact, Outlook may have frozen. There are three steps you can take to try to get Outlook working again. You might need to set Windows Update to automatically download and install recommended updates. Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities. To install the latest Windows and Office updates, click the link below.
We're investigating the issues and will update this page when a fix is available. In the meantime, please use the workarounds suggested for each issue. To import contacts from other email services, export contacts, or clean up duplicate contacts, select an option from https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ the Manage contacts menu. You can view more than one calendar at a time, add other calendars, choose which calendar to display, and create new calendars. When you try to accept a shared Outlook.com calendar using your Microsoft 365 for business account in Outlook 2016, you might receive the "Something went wrong" error or your sign-in might fail. Some customers may not be able to see their Profile, Account or Sign Out options when selecting their picture on the top toolbar.
Another thing that can help you in resolving the Outlook 365 not opening loading profile issue is to turn off the add-ins in Safe Mode. Now, that you know the reason for the Outlook Profile being stuck, it should be easier to choose the right methods to fix the issue. If nothing worked and still your Outlook is not opening a loading profile, you can try to create a fresh profile. And if you have no idea about this, here is what you need to do. Let us know what things to be followed when Outlook is not opening the loading profile and you have to come out of this trouble. Simran Bhatia is a technical content writer engaged in writing clear, concise, and SEO-optimized content.
To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device. Read how to Add your Outlook.com account to another mail app. Currently, you can't use Outlook on Windows to edit calendars that are shared with your Outlook.com account, even if you've reconnected your Outlook.com account to Outlook. We're working to make it possible to edit shared calendars in Outlook 2016 for Windows. Hello, I created a case with Microsoft and the answer appears to be unchecking the Turn on shared calendar improvements option in your Outlook. Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com.
We have recently received some reports of users who are experiencing issues with subscribing to .ics/ical calendars. We're aware of an issue where some users see the error message "Your message can't be displayed right now". Microsoft has released a Windows Hotfix file to remove the contacts folder synced by the Teams app. This fix will also lead to a reduction in the total number of contacts on your contact list. We will ensure that all information is retained and only contacts with matching information in all fields will be cleaned up. To check if you have received the fix, review your contact list to confirm duplicates have been removed.