How to Fix Outlook Error: The Message Cannot Be Sent Right Now - MiniTool

Resolve Outlook error: "Email cannot be sent immediately"

While Outlook is a powerful mailbox tool, you may encounter different errors during use for a variety of reasons. "Email cannot be sent immediately" is one of them. This article will show you how to resolve this issue.

Error message full version: "The email cannot be sent immediately. Please try again later. An internal server error occurred. The operation failed." This error will cause you to be unable to send emails in Outlook. You can use the following four methods to resolve it.

Method 1: Unblock Outlook Account

Outlook accounts may be blocked due to account activity that violates Outlook Terms of Use. For example, you have tried to log in to Outlook with the wrong password too many times. Here is how to unblock Outlook account:

Step 1: Visit the Microsoft Account Password Reset page.

Step 2: Enter the blocked email account and click Next.

Step 3: Choose how to get the security code (If you don't have a smartphone to receive the security code, you can choose "I don't have these". Then follow the instructions on the page to complete the next steps).

Step 4: Enter your security code or select “Use other verification options”.

Step 5: Enter the new password for your Outlook account twice and click Next.

Step 6: The Outlook account unlocking process is completed. Check if the Outlook error message has been resolved.

Method 2: Disable LastPass in Google Chrome

LastPass is one of Google Chrome's password managers that can store your password in Google. But sometimes enabling this feature will also cause Outlook to experience the "Mail cannot be sent immediately" error. So, here's how to disable LastPass in Google Chrome:

Step 1: Click the Extensions icon in the Google Chrome taskbar.

Step 2: Click on the "Three Dot Icon" to the right of LastPass and select "Remove from Chrome".

Step 3: Select "Remove" in the pop-up window.

Step 4: Restart Outlook and check if the error "Mail cannot be sent immediately" appears again.

Related readings:

• How to fix LastPass error "Invalid response"
• How to easily delete LastPass account (no password required)

Method 3: Disable antivirus software

Antivirus software protects your computer and prevents malware from damaging your device. However, sometimes they can misidentify certain programs and interfere with their services, resulting in Outlook's "Mail cannot be sent immediately" error.

Therefore, you can temporarily disable these antivirus software to check if the issue of "Outlook cannot send emails" has been resolved. For detailed steps to disable antivirus software on Windows 10, visit: How to temporarily/permanently disable antivirus software on Windows 10 .

Method 4: Release Outlook storage restrictions

In addition to file size limits, Outlook also has storage space limits. If Outlook is full, you may also encounter a "Mail cannot be sent immediately" error.

To free up Outlook storage restrictions, you can completely delete emails that take up a lot of space or emails you no longer need. You can sort emails in your inbox or other folders by size to confirm which emails you need to delete the most, as shown in the following figure:

Deleted emails are temporarily stored in the Deleted Mail folder. To permanently delete them, you should right-click on the Deleted Mail folder and select Clear Folder.

Summarize

In short, this article introduces four solutions to the problem of "email cannot be sent immediately". Hope they help you. If you find a better solution that is not mentioned in this article, please feel free to leave a message in the comment section to add.

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