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on December 7, 2025
Not something you want to take on lightly, but sometimes you have to. Similar to our earlier suggestion of repairing Office (see #3 Repair Your Microsoft Office above), perform the same steps except choose to Uninstall. Be aware that you may need your product key if you received one. This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart. No matter how well written add-ins are (and even Outlook itself), there will always be the occasional Outlook problem that doesn’t seem to go away or may not be related to add-ins at all.
There are also notes about legacy per-user auth being an issue, however we had two accounts left in per-user auth but none with the issue. If you think that it is patch related, roll back the patch and see if that fixes it for the end users. If it’s an RDS server and the cache is also on the server, if the server crashes, reboots abruptly, is full, there are many reasons. Instead of removing the profile, remove the OST file and let it recreate. Find solutions to common problems or get help from a support agent.
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.
For a complete list of articles, browse the navigation pane on the left, or use the search box above the pane to filter by keywords and find help with a specific issue. If you need to update your email's POP or IMAP account settings, please go to POP and IMAP account settings for more information. We have multiple tools to help you automatically diagnose an issue, troubleshoot, and fix problems with Outlook. We go above and beyond the average software reseller because we built our business on trust.
Regardless of the specific cause, there are several key troubleshooting fixes to try that might help. I just have the hourglass that disappears after a minute. After multiple restarts the program will open one time, then reverts. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. A well-running Outlook will ensure that you enjoy the full benefits of this https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ popular email program. If you follow the above solutions, your Outlook will perform according to your expectations.
Some users may not be able to empty their Deleted Items folder. While we fix the problem, you can send the file as a OneDrive link. This is one of the classic example where https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ Microsoft rolling out updates that has not been fully tested yet and causing headache for IT professionals. The Microsoft technician was very frank that the new Shared Calendar Improvements are a mess right now. We are testing the GPO and intend to roll it out to everyone next week.
Corrupt data in the profile can cause many Outlook issues, starting a new profile will re-create the https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ databases and get you going again. MacroView software relies on Microsoft WPF to create its modern interface, which in some cases can be graphics display intensive. The MacroView client also passes most write operations via the %appdata% folder, which, when shared, could slow performance.
This alias will be added to their account as a secondary alias, with the original 3rd party alias will continue to be set up as the primary. Once this step is complete, the user will land in their Outlook inbox and be able to use all Outlook functionality with this new email address. Learn how to get more out of your connection with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox. To effortlessly change your settings so that your inbox looks the way you want it to, see Personalize your new Mail experience in Outlook.com.
Update the account information with the one you received from your email provider or from the POP and IMAP server name reference topic. 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. Check the status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts working again.
It gets better because you also resolve all the Outlook opening issues. If the in-box Program cannot fix the corrupted Outlook PST files, you can also try Wondershare Repairit for Email. It is a powerful and almighty software that can be applied to fix corrupt Outlook PST files in any scenarios. If you are trapped in a similar situation that my Outlook is not opening, you may feel disturbed about the problem. In the following post, you will find out solutions for the common Outlook not opening problems bonus tips to prevent the problem from happening again. Maybe you've added a new program to your computer that doesn't get along with Outlook, or your system has a virus.