To check the connectivity issues from user’s PC or laptop to the mail server, we get the results of ‘telnet 25’ from the users, which shows whether the user is able to connect to the SMTP port in the mail server. This can give errors while connecting to the mail server for sending or receiving mails.
Though not so common, third party firewalls and anti-virus software in user PCs can block connection to certain IP ranges, which could include the server IP as well. The SMTP error in Outlook can happen due to many reasons, broadly classified into these categories – 1.
What causes ‘Outlook cannot connect to SMTP server’ error In our role as Website Support for web hosting companies, this is a concern we quickly resolve for users who have email accounts hosted in the customers’ servers.Īs a one-size-fit-all solution is not possible for this error, today we’ll see what are the common causes for this error and how we resolve them for the customers. If you continue to receive this message, contact your server administrator or internet service provider (ISP)." The error message they see in their Outlook would be: Task ' - Sending' reported error (0x80042109) : "Outlook cannot connect to your outgoing (SMTP) e-mail server. Unfortunately, if this fixes synchronization problems, the problem is caused by a bug in Outlook, and there’s no other way to solve it.Often web hosts get contacted by account owners who are unable to send or receive emails via Outlook. This change also makes it impossible to display the folders “indented” for that address in Outlook as a side effect. If you’re having trouble with this, especially when copying mail from your computer to the server, try this: We’ve heard of rare cases where folders don’t successfully copy or “synchronize” unless you change the Outlook advanced settings “root folder path”. We’ve found that deleting the IMAP “account” within Outlook (not in our control panel) and then re-adding it by following the instructions above usually fixes it. We occasionally hear of cases where newly arrived messages are visible from other mail programs and Webmail, but Outlook takes several minutes (or even hours) to show them in the Inbox, often saying it’s still “synchronizing” the folders. Why does Outlook delay showing me new mail? To fix it, create a new folder with a simpler name (we suggest using only letters, numbers and spaces), then drag your mail to that folder. In particular, using a forward slash in the name of a folder in Outlook causes this problem. If you try to create a folder in your IMAP account, but the folder says “(This computer only)” next to it in Outlook, that usually means there’s something about the name of the folder that prevents Outlook from keeping it on the server.
How to fix folders showing “(This computer only)”
You’re finished! Try sending yourself a test email message to make sure it works.
Type the email password you chose when you created this email address, then click Connect.