Are there persistent issues with Windows Live Mail when sending or receiving emails from the server? This article will assist you in fixing error code 0x800CCC90 in Windows Live Mail. This problem occurs when your mail server or mail client becomes faulty. It manifests itself when Windows Live Mail receives an incorrect response from the POP3 server. Users frequently encounter situations like these while installing software. This problem, commonly known as Windows Live Mail login error 0x800ccc90, prevents the user from logging into the mail client. 

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Microsoft owns the free email service Windows Live Mail. Millions of people who use mail utilize it to send information. Your email messages won't be sent from a malfunctioning account if an error message appears on your screen. The emails are subsequently delivered to the Outbox folder, where they are kept indefinitely. According to the research, several customers claim that Avast or another third-party anti-virus program may be to blame for the 0x800CCC90 issue.

Windows Live Mail error code 0x800CCC90 causes include:

The following are a few causes of server error 0x800CCC90:

• If the malicious program quickly causes the Windows registry to become corrupt.
• Deletion of Windows Live Mail files without warning.
• Windows Live Mail (WLM) default settings have changed.

How to fix the "Windows Live Mail unable to Send or Receive Messages 0x800ccc90" problem

Method 1: A Variety of Shortcuts

• Repair each entry connected to Windows Live Mail problem code 0x800CCC90 by going to the Registry.
• Scan your local machine using antivirus software.
• Visit any partition, right-tap the drive select Properties, then select Disc Cleanup to remove trash files from the system.
• Update all system drivers at this time.
• Check for Windows updates last.

Method 2 for fixing error code 0x800ccc90 in Windows Live Mail

• Windows 8 and 10 only
• Press the window key first, and then use the keyboard's arrow keys to find the control panel.
• Then look for Windows Essentials under Program and Features.
• Click the Uninstall/Change button.
• Select Repair for all Windows Essentials applications.
• Windows Vista and 7 only
• The Control Panel may be selected by tapping Start.
• Next, choose or open Program and select Program Features.
• Find Windows Essentials now, then tap on it.
• Choose Uninstall/Change from the context menu on the right, then select Repair all Windows Essentials program.

Method 3: Temporarily disable the antivirus software

Antivirus software has been seen to occasionally interfere with Windows Live Mail. Users can either stop their antivirus software or temporarily remove it to prevent this problem. These days, Windows 7 and 10 come pre-installed with programs like Microsoft Security Essentials or Windows Defender. There is no need to look for a different tool as a result.

These manual techniques can fix the issue quickly. Despite being free to use, these manual procedures are lengthy and difficult. If consumers are unable to manually solve Windows Live Mail Error ID 0x800ccc90. They are then instructed to use the alternate approach to resolve their issue. 

Users may convert their EML files into PST, MSG, MBOX, EMLX, and other file formats by using the Softaken Windows Live Mail to Outlook PST Converter Software. There won't be any mistakes and the PST file format is simple to use. The EML file converter is a free version that users may use to transfer up to 10 EML files online.

Conclusion:

I made an effort to address the user's questions in this blog so they may quickly repair Windows Live Mail Error ID 0x800ccc90. The users of this blog were informed about the problem, its causes, and several solutions. The choice of using manual or other solutions is up to the user.  One may infer from the circumstances above that the problems are caused by the registry files being corrupted. Microsoft does not provide support for the Windows Essentials package, thus users should use the substitute.