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on January 15, 2026
Find solutions to common problems or get help from a support agent. Use the classic Outlook for Windows connectivity troubleshooter to troubleshoot Outlook connectivity issues. To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? Visit Firefox support to learn how to Disable or remove Add-ons. Customers using the contact support buttons at the foot of the support pages, or the "email us" links in support Virtual Agent, https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html are unable to open the Help Pane.
So, we have produced this list of general things to try to resolve your problem in Outlook. Read on to find out how to fix common Outlook problems below. There are multiple ways for you to send and receive email, and multiple versions of Outlook available. If the images in these topics don't match what you see on your screen, you might be using a different version of Outlook. If you can't receive new email messages, there are several troubleshooting steps you can take.
Making a new PST file in Outlook and then importing the data from the old one is an additional manual technique. Click on the 'Browse' button to choose the damaged PST file. Then, press 'Start' to initiate the scanning of the PST file for any errors. Blog author is a reputed system administrator in a big IT organization. Having 10+ years of experience in different technologies including, Office Systems, Exchange Server, Mac Technology, and Open Source email server platform.
Also, '-g' represents the default location of Outlook installation and the address after '-d1' describes your profile folder's default path. Therefore, if you installed your Outlook application in a custom location, you'd have to substitute '-g' for the custom location. Learning how to fix PST file errors in Outlook is crucial to effective communication. Repair programs such as ScanPST.exe or making new PSTs can help, but in cases where there is serious corruption, they usually fail. To obtain good results without errors, a professional solution is the best way to repair Outlook PST file.
You can read about it and then run the Microsoft Support and Recovery Assistant to see if that helps. It can automatically diagnose issues, troubleshoot, and fix problems with Outlook. A more general version that can https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html also fix Office, Microsoft 365, and other Outlook problems can be found here. 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. 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 is the primary alias. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.
If you’re on a corporate network, some attachments might be blocked by server policies. Contact your IT administrator to verify if restrictions are in place and request assistance. Find solutions to common problems or get help from a support agent. Post questions, follow discussions and share your knowledge in the Outlook.com Community.
The maximum number of distribution group members is 100,000 members, and the recipient rate limit is 10,000 recipients per day. If you need to increase the number of this limit try the next resolution. Step 1 - The hard limit of recipients for a single email message is 300. Reduce the number of recipients for a single email to less than 300. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth.
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.
You can move forward or backward through calendar months using the arrows above the calendar. At the top of the message list, you can choose how you want to view the list. In the Search box, type the name or email address of a person or a keyword you want to search for, and press Enter or select . See Working with message folders in Outlook.com to learn more about available folders. To find the item with the attachment, scan the list of items in the thread.
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 is the primary alias. While these Microsoft accounts work in other Microsoft products (e.g. OneDrive, Windows, Xbox), they are non-functional when visiting Outlook.com.