Avoid using unstable or low internet connection and use a reliable and high-speed internet connection with reasonable download/upload speed. Some common Outlook errors are listed below with the solutions to fix them. Let’s find out the reasons that caused this error and acquire a knowledge of how you can tackle these errors. Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite. This happens to accounts that are configured in the iOS Mail app.
While built-in tools like ScanPST offer a basic Safety net, they often fall short when it comes to rectifying deeper https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ file damage. Outlook slows down, crashes randomly, or fails to load entirely. Users often turn to Microsoft’s ScanPST tool, but it struggles with large files and doesn’t always finish the job. Microsoft Outlook is one of the most widely used email clients globally, especially in professional and business environments.
I also removed some old add-ins and an old, inactive account (but Outlook worked no problem with these for a long time). After reinstalling, now it freezes constantly, even when not in use. Roughly every 5 seconds, the window freezes, grays out, and gives a “not responding” message–just as before. But it happens constantly without me even doing anything in Outlook now. To create a user profile, you must first create a user account.
If it is then you have to wait till they resolve the issue. Then follow other solutions to fix Outlook web not working. So, there are several factors that cause the Outlook web access issue. To resolve that there are several solutions you can use, some common ones are mentioned in this flowchart. Outlook Web App or OWA is a web version of Microsoft Outlook that you can use for free. Because it is available online, users can easily access their account from any device, even from their smartphone.
The first thing we need to do is kill all hanging Outlook processes. To do this, start up the Windows Task Manager either by pressing Ctrl + Alt + Del, or by right clicking https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ the taskbar and choosing “Start Task Manager”. Then switch to the Processes tab and find all OUTLOOK.EXE items in the list. Click on each OUTLOOK.EXE to select it and hit the “End Process” button. When this problem occurs, the message remains in your Outbox folder until you manually initiate a Send/Receive operation (for example, press F9 or select send or receive). I decided to try and fix it by uninstalling and reinstalling.
After finishing one step, if it does not resolve the issue move on to the next. Clear unnecessary files from outbox and trash folder to optimize the performance of your Outlook application. Also, try to use the necessary Outlook features to enhance the performance of Outlook as well as Windows. A disturbed internet connection can lead to errors like 0x800CCC0F, 0x a and 0x a.
To learn more about how to share feedback, see How do I give feedback on Microsoft Office. Note that you can quickly tell how your mail is currently sorted, by the presence of a small triangle on the field headers. Please install the Windows 10 Fall Creators Update to fix this https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ issue. Outlook 2016 freezes when you try to preview an Excel file that’s attached to an email.
You can create a new profile and then add your email accounts to the new profile. If you try to delete or move a large number of messages at once, Outlook can appear to freeze, but really, it’s working behind the scenes. If Outlook is performing some operation on hundreds or thousands of messages at once, it might appear to be stuck. Give Outlook a few minutes to finish the process and https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ it should start to work again. For example, the first time you try to Dismiss All on a list of reminders, Outlook asks you if you’re sure you want to do that.
Customers using the contact support buttons at the foot of the support pages, or the “email us” links in support Virtual Agent, are unable to open the Help Pane. Some users may not be able to empty their Deleted Items folder. When users select the Manage Microsoft Storage quota link at the bottom corner in Outlook.com, they are taken to a blank Settings page.
However, if the tool freezes or fails to repair the PST file, the best solution is to use Stellar Repair for Outlook. This reliable Outlook PST repair tool can repair large PST files efficiently and quickly, regardless of the severity of corruption. It allows to save the mailbox data from the repaired PST to a new PST file and various other file formats, including MSG, EML, RTF, HTML, and PDF. You can check that the Outlook configuration settings are correct and your internet connection is stable. You may https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ also temporary disable your firewall or antivirus program to check if it’s responsible for the error. If the PST file is corrupted, you can try repairing the file using the Inbox Repair Tool (SCANPST.exe).
Note that the above link is for desktop Outlook for Windows. A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here. If I run an online repair and reboot her PC it will usually work for a day or two. Kinda at a loss at this point, I am thinking about wiping the PC and starting again. Outlook is one of the most complex applications of the Microsoft Office suite, which makes it extremely resource-hungry. Outlook may hang simply because it does not have enough memory to run or perform a required operation.