Solutions to Troubleshoot 'Out of Memory or System Resources' ErrorCheck Resource Usage. ...Restart and Update Outlook. ...Optimize System Resources for Outlook. ...Find and Remove Faulty Add-ins from Outlook. ...Increase the Size of the Memory Heap. ...Rebuild the OST File.Apr 7, 2025
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.
If you access your Outlook.com account through the iOS Mail app, you may be repeatedly asked to enter your username and password. If you used the workaround below you can now switch from using an Outlook.com alias to your country's domain. When users select the Manage Microsoft Storage quota link at the bottom corner in Outlook.com, they are taken to a blank Settings page. Minor correction on the path for the GPO, from Outlook Options to Preferences and then Calendar Options, at least this is in the updated ADMX files I downloaded yesterday. If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. The folder may have been deleted or the server where the folder is stored may be unavailable.
In the dashboard's summary tab, you can access a helicopter view of where you might have problematic areas. Based on this information, you can navigate to the respective tab to troubleshoot in more details. I have to remind folks of that quite often ways to fix Outlook data file errors when they cook guaranteed email response times into contracts. Another potential alternative is to use a light-weight search product. For example, there used to be an Outlook search product called Lookout.
An outdated version can also be a cause of why Outlook keeps crashing unexpectedly. The simplest solution often resolves many software-related issues. Similarly, restarting your computer can clear temporary glitches and refresh your system’s ways to fix Outlook data file errors resources. This issue has been fixed in the following versions and builds. Please reference Update History for builds by channel, Update history for Microsoft 365 Apps (listed by date). When you open or start a new email, classic Outlook crashes.
In this article, we’ve shared 12 tips to troubleshoot and resolve common Outlook send and receive errors that prevent users from sending or receiving new messages. Sometimes, firewall settings block certain ports that may prevent Outlook from communicating with the mailbox server, leading to Outlook send and receive errors. To fix this, you need to add an exception for Outlook.exe (for Outlook) and Msimn.exe (for Outlook Express) with access to your mail server’s incoming and outgoing ports.
Please install the Windows 10 Fall Creators Update to fix this issue. Outlook 2016 freezes when you try to preview an Excel file that's attached to an email. We're investigating the issue and will update this page when a fix is available.
In this case, it might be easier to just create a new profile. Outlook has a bug where it repeatedly prompts you for your password, even after you've logged in. This slows down productivity and quite frankly is just a total nuisance. Just as your files can easily become corrupted, so can your Outlook ways to fix Outlook data file errors profile. This usually happens when you've switched versions of Outlook but your profile did not update.
Additionally, you can try the free trial tool to learn all about its functionalities and workings as well. Nevertheless, you cannot save the recovered data when using the demo tool. For that, purchase the premium version of the software. After the restart, try opening Outlook again to see if the Outlook keeps shutting down issue is resolved. 5) Wait for the program to detect the latest version ways to fix Outlook data file errors of Outlook, and then follow the on-screen instructions to update your Outlook. Some programs running on the back of your computer may conflict with Outlook and cause Outlook to crash.
The bad news is that the ScanPST.exe program doesn't work for severely corrupted files. You'll need to acquire a recovery tool designed for bigger jobs. Search "PST Repair Tool" and you'll find many reputable programs who know how to fix this Outlook issue.
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 ways to fix Outlook data file errors is the primary alias.