Update 'Classic Outlook not responding, stuck at "Processing," stopped working, or freezes'

Classic-Outlook-not-responding%2C-stuck-at-%22Processing%2C%22-stopped-working%2C-or-freezes.md

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+This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart. To work around the issue, you will need fixing Microsoft Outlook problems to end all Office processes that are running and disable the presence features. We have tried all things mentioned above (except reconnecting the MS account), but the only solution so far is deleting the users profile.
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+To determine whether this problem is caused by a corrupted user profile, create a user profile to see whether the problem still occurs when you use the new profile. When you start Windows normally, several applications and services start automatically and then run in the background. These applications and services can interfere with Outlook. A Selective Startup or "clean boot" process can help you identify problems that are caused fixing Microsoft Outlook problems by application conflicts.
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+Warning This workaround may make a computer or a network more vulnerable to attack by malicious users or by malicious software such as viruses. We do not recommend this workaround but are providing this information so that you can implement this workaround at your own discretion. Use this workaround at your own risk.If your antivirus software includes integration with Outlook, you may experience performance issues in Outlook. In this case, you can disable all Outlook integration within the antivirus software. Or, you can disable any antivirus software add-ins that are installed in Outlook.
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+Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Occasionally, classic Outlook tries to run a process in the background. Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background.
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+As a ‘non-delivery’ email notification is not always sent, you may not fixing Microsoft Outlook problems be aware that your important messages are not being delivered until you run a deliverability test. This will guide you in determining if the server is down or if there are other connection issues. 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. We have recently received some reports of users who are experiencing issues with subscribing to .ics/ical calendars. Email authentication was more of a recommendation than a requirement until recently.
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+Trouble shooter came back as there was a problem running the trouble shooter, try looking for other solutions. When Outlook does open, it will send mail fine one minute and then the next minute it will not send any mail. I agree, it is highly unlikely that all the users would suddenly have an issue that isn’t patch related. Outlook opening problems are simple to deal with.
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+Over time several add-ins would have been installed into your Outlook user profile. Each of these add-ins needs to be loaded into memory before starting Outlook. Add-ins that are no longer used still load, contributing to the slower startup of Outlook. Disabling the non-essential add-ins should see an improvement in start times as well as stability. Corrupted files may not only impact performance but also trigger errors such as 0x f, which typically means Outlook can’t access its data file or address book. Creating a new profile or repairing the data file often helps resolve it.
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+Be aware that if [fixing Microsoft Outlook problems](https://www.tumblr.com/fixoutlookhelp) you are connecting to an Exchange Server mailbox, your mailbox or your email messages are already being scanned by antivirus software on the server. If the size of the PST file is the reason behind low performance, you can use the auto-archive feature or the Compact Now feature to reduce the size of the file. The tool can help you recover and restore all mail items from corrupt, inaccessible, or large-sized PST files to a new healthy Outlook PST file. Outlook by default uses your computers video card directly to make display access faster.
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+I have been using the New Outlook app for a few months now, no issues. I am able to open the older Outlook app, but cannot access the new app. I have restarted my laptop multiple times and tried to Uninstall the New Outlook but to no avail.
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+If it does, the problem is definitely in your antivirus software. In this case, you can either contact its vendor for assistance or simply choose another protection program. When you install Outlook, an Inbox repair tool (scanpst.exe) is also installed on your PC. The Inbox repair tool can resolve problems by scanning your Outlook data files, and repairing errors. To use the Inbox repair tool, exit Outlook, and then follow the steps in Repair Outlook Data Files (.pst and .ost). As your mailbox size increases, more resources are required to open each folder.
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+I couldn’t find fixing Microsoft Outlook problems anything in the Event Viewer that points to the root cause, nor could I find any similar issues online. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding here. Once you have made these changes in your PST file, Outlook should open without encountering any more problems. Click the above link to have a quick download, then you can have Outlook errors fixed within minutes. If you do everything properly, Outlook will open when you use the new profile.