Here are some troubleshooting steps that you can try to stop Outlook from freezing:
Start Outlook in Safe Mode. This will start Outlook with a limited number of add-ins and features, which can help you to identify the cause of the freezing. To start Outlook in Safe Mode, open a Run dialog box by pressing Windows key + R, and then type Outlook /safe.
Disable add-ins. If Outlook starts without freezing in Safe Mode, then you can try disabling add-ins to see if one of them is causing the problem. To disable add-ins, go to File > Options > Add-ins, and then select COM Add-ins. Click Go, and then clear the check boxes next to any add-ins that you want to disable.
Repair Outlook. If disabling add-ins does not fix the problem, you can try repairing Outlook. To repair Outlook, go to File > Account Settings > Account Settings, and then select the account that is freezing. Click Change, and then select Repair.
Reinstall Outlook. If repairing Outlook does not fix the problem, you can try reinstalling Outlook. To reinstall Outlook, go to Control Panel > Programs and Features, and then select Microsoft Office. Click Change, and then select Repair. If the repair option is not available, you can select Uninstall and then reinstall Outlook.
Update your antivirus software. Outdated antivirus software can sometimes conflict with Outlook and cause it to freeze. Make sure that your antivirus software is up to date.
Update your operating system. Outdated operating systems can sometimes conflict with Outlook and cause it to freeze. Make sure that your operating system is up to date.
There’s a chance when you open a file in Microsoft Outlook, then Outlook freezes and doesn’t respond. This is a widespread problem that mainly occurs because of external loading content. The previously installed add-in interferes with Outlook, mailboxes are too large, outlook data files have become corrupted, Or installed antivirus software is outdated. To solve the problem of How to close Outlook when frozen, Install the latest updates. The out-of-date files will be replaced by installing necessary, recommended, and optional updates. To install the latest Office updates, you’ll have to the link for your version of Windows.
-- Edited by flygc on Thursday 13th of July 2023 02:33:56 AM