Repairing your Outlook profile can fix various issues related to email sending and ensure your account settings are correctly configured. If the above attempt to check an email doesn’t work, don’t worry! You can try sending it again, and this simple step can fix any minor issues that might be stopping your email from going through. Microsoft regularly releases updates that include bug fixes and performance improvements. Ensuring the correct outgoing server settings, port numbers, and encryption protocols prevents miscommunication with your mail server. Repairing the profile restores default settings and fixes underlying issues without affecting your data.

• If you’re using Microsoft 365, you can also check real-time server status on the Microsoft Service Status page.
• Rohan Wiese works as Technical Content Writer at Cigati Solutions.
• It can take a matter of minutes to do a simple search, the same to send an email.
• These delays can arise due to incorrect account settings, a cluttered inbox or mailbox, issues with internet connection, or malfunctioning or outdated add-ins.

Tip 6: Review Firewall & Antivirus Settings

It's a brand new install on two brand new machines with the same problem. I used to use EM Client with no issues, but tried to use Outlook as it is included with 365, but it is truly terrible so far. There are some third-party add-ins which can cause Outlook freezes when sending email. This clears any misconfigured settings and allows Outlook to reset your account connection. Refer to your email service provider’s official documentation for the correct SMTP settings if you’re unsure.

Tip 2: Server-Related Errors

It breaks up large PST files using filters like date, size, subject, etc. Identifying and addressing the specific cause of the error is crucial to resolving the issue and restoring normal email-sending functionality in Outlook. Running an outdated version of Outlook can lead to bugs, compatibility issues, and sending failures. If Outlook itself seems to be at fault, solutions like updating the app, repairing your profile, or recreating the email account can provide a fix. You can choose any manual method or an automated solution to fix it.

Get Hiver's Chrome extension for Gmail to start your 7-day free trial!

Switch devices and download our extension from the Chrome Web Store to start using Hiver. – Download the latest version of Outlook from the Office website or use your installation media to reinstall the software. This setting is tied to the following registry data, so this setting can also be configured by an administrator through a modification of the registry. This problem can occur if the Send immediately when connected option is not enabled, as shown in the Outlook Stuck on Synchronizing Folders following figure from Outlook 2016.

The send / receive function in Outlook 365 is taking too long

A vast community of Microsoft Office365 users that are Fix Outlook and Office 365 Errors 2025 working together to support the product and others.

Outlook Fix 2: Verify Your Outgoing Server Settings

If the server is down, you’ll need to wait until Microsoft or your email provider resolves the issue. If you’re using Microsoft 365, you can also check real-time server status on the Microsoft Service Status page. Being a Chief Technical Analyst, I am aware of the technicalities faced by the user while working with multiple technologies. So, through my blogs and articles, I love to help all the users Outlook data file cannot be accessed who face various challenges while dealing with technology.