Add 'Outlook doesnt start, crashes or shows Not Responding'

Outlook-doesnt-start%2C-crashes-or-shows-Not-Responding.md

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+When you have a weak or unstable internet connection, it can cause the app to load slowly, especially on mobile devices. If you’re using an outdated version of Outlook, it can result in slower performance due to a lack of necessary updates and improvements. If a specific version significantly impacts performance, such as CPU you could navigate to the "High CPU usage" diagnostics dashboard and look for the Outlook binary. Some of these data-gathering remote actions are used to populate the live dashboard and should already be scheduled. You can query the results by investigating KPIs from the Live dashboard or from your own investigations. Restart Outlook and check the performance of the Outlook application.
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+Outlook may fail to open email due to corrupted Outlook profiles, add-ins, damaged OST/PST files, or outdated software. Antivirus conflicts and system issues can also cause startup errors or loading failures. This startup issue often appears when profiles get corrupted, damaged Outlook restore Outlook functionality files, add-ins conflicts with system updates or antivirus. Outlook stores all your email messages, meetings and events, contacts, and tasks in data files.
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+Try enabling both of the following options, then restart Outlook. Please install the latest updates on your phone to resolve the issue. Until you can install the Windows Update fix release, you can set a registry key that will cause Outlook to stop using the local Windows Search service. When this registry key is set, Outlook will use its own built-in search engine.
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+Repair an Outlook data file (.pst) fileExit Outlook and browse to one of the following file locations: ...Open SCANPST.EXE.Select Browse to select the Outlook Data File (.pst) you want to scan. ...Choose Start to begin the scan.If the scan finds errors, choose Repair to start the process to fix them.More items...
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+Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Uninstalling office leaves behind a lot of junk, the recovery and support tool will scour it. A lot of times, a user will click on something by accident and change their view and be unsure of how to get it back. Virus scanners which integrate themselves with Outlook are known to cause a lot of issues.
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+The built-in back-off mechanisms in the indexing [restore Outlook functionality](https://sites.google.com/view/fixoutlookstuckonloadingprofil) component of Windows Search or WDS pauses the indexing of Outlook data when the system is under heavy use. The easiest way to let the indexing finish is to leave Outlook running overnight.Additionally, you can reduce performance issues by running Outlook in Cached Exchange Mode. In this mode, Windows Search or WDS searches the local copy of the mailbox instead of the mailbox content on the server.
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+The built-in restore Outlook functionality back-off mechanisms in the indexing component of Windows Search or WDS pauses the indexing of Outlook data when the system is under heavy use. The easiest way to let the indexing finish is to leave Outlook running overnight.Additionally, you can reduce performance issues by running Outlook in Cached Exchange Mode. In this mode, Windows Search or WDS searches the local copy of the mailbox instead of the mailbox content on the server. I even reduced mailboxes sizes and that didn't help, I setup a new user (albeit existing PC but new windows profile), and he is having the same issues. If the mailboxes open automatically after removing them and restarting Outlook, they may be auto mapped. This setting can be changed by an Exchange admin by submitting a request via Jira and including the usernames of the client and the usernames of the mailboxes that need to be removed.
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+If you decide you don't want the calendar you created, right-click the calendar and select Remove. Under Calendars, My calendar is the default selection and displays the calendar in Month view. You can move forward or backward through restore Outlook functionality calendar months using the arrows above the calendar. To show or hide the Folders list, select Show or Hide the navigation pane. Calendar events can be used for your own personal event, or you can invite others to create an in-person or Teams meeting.
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+Contact someone directly by selecting Start chat or Send email. Right-click an existing folder and select Create new subfolder. You can give feedback by selecting Help from the top menu, then Feedback.
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+But the problem arises when you don’t know the correct way of doing it. If this method works, try disabling your add-ins and any recent customizations that you may have made in Outlook to permanently fix the issue. You might have either fixed your Outlook or the issue persists. If the issue continues to trouble you, then you have to continue with the solutions mentioned below.
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+The person who sent you the invitation will need to remove your permissions and then send a new invitation. 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. Outlook supports sending from a secondary connected account for Microsoft owned domains such as @outlook.com, @live.com, @hotmail.com but has not implemented this functionality for third-party domains. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email address restore Outlook functionality is the primary alias.