When you run Internet Explorer, the Mail button may be missing from the
Standard Buttons toolbar.
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This behavior can occur if there is no e-mail program installed that is
recognized by Internet Explorer. Internet Explorer recognizes e-mail
programs such as NetScape Messenger, Eudora Light 3.05, Microsoft
Exchange, Microsoft Windows Messaging, Microsoft Outlook 97, Microsoft
Outlook 98, and Microsoft Outlook Express. To be recognized by Internet
Explorer, the e-mail program must register itself correctly. Internet
Explorer can recognize any e-mail program that registers itself correctly.
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To resolve this issue, install any program that Internet Explorer
recognizes as a valid e-mail program. The Mail button is added to the
Standard Buttons toolbar after a valid e-mail program is installed.
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The following keys are added to the registry on your computer for e-mail
and newsgroup programs:
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\Mail
HKEY_LOCAL_MACHINE\SOFTWARE\Clients\news
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