delete blocked sender list - outlook express

Delete all at one time via the Registry:
* Select Run... from the Start menu and type: regedit
* Hit Enter.
* Travel down the registry tree to \HKEY_CURRENT_USER\*Identities.
* Open your Outlook Express store folder and make note of the random string that signifies your identity. To locate your store folder, use OE Tools Menu > Options > Maintenance > Store folder. It should look something like "{63682237-R041-496B-8388-091T5LS7348F}" and is located in the path of your store folder.
* Go back to regedit.
* Continue digging deeper into the tree by selecting {your identity string}\*Software\*Microsoft\*Outlook Express\5.0.
* Click on the Block Senders key with the right mouse button.
* Select Delete from the menu.
* Click Yes.

Best to ALWAYS BACKUP the list prior to deleting it:
# Click on the Blocked Senders key.
# Select File Menu > Export.
# Choose a directory where you want to keep the backup.
# Name it: Blocked Senders.reg in the File Name box.
# Click Save.