For blocking .zip attachments you will want to use the "Account Level Filtering" area of your control panel. Create a Rule for Body contains .zip
Action can be "Fail with message: This user doesn't accept .zip attachments."
You can use this method for any file extension. For example blocking .rar attachments use the "Account Level Filtering" and create a rule for Body contains .rar
The default forwarding method of Mozilla Thunderbird can result in servers blocking emails as...
First try restarting your computer. If the error persists try removing the mail account from your...
This is a feature on the server to help reduce account SPAM. When you receive this error it is a...
When you try to send an e-mail message, you may receive the following error message: The message...
In the control panel go to Mail. There you can create email accounts, remove, read (webmail, add...
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