The Auto-Complete list doesn’t remember names or email addresses

If names and email addresses that you enter aren’t saved to the Auto-Complete list, do the following:

Microsoft Exchange Server accounts

1. Prepare Outlook to run without Cached Exchange Mode.
1. Click the File tab, and then click Account Settings.
2. Click Account Settings.
3. Click your Microsoft Exchange Server account, and then click Change.
4. Clear the Use Cached Exchange Mode check box, click Next, and then click Finish.
5. On the Account Settings dialog box, click Close.
2. Exit Outlook.
3. Open the %LOCALAPPDATA%\Microsoft\Outlook folder.

• Click Start, and then enter %LOCALAPPDATA%\Microsoft\Outlook in the Search program and files or Start Search box. You can also copy and paste the location into Windows Explorer address bar.

4. Right-click the RoamCache folder, click Rename, and change the folder name to old_RoamCache.
5. Start Outlook.
6. Turn on Cached Exchange Mode.
1. Click the File tab, and then click Account Settings.
2. Click Account Settings.
3. Click your Microsoft Exchange Server account, and then click Change.
4. Select the Use Cached Exchange Mode check box, click Next, and then click Finish.
5. On the Account Settings dialog box, click Close.
7. Exit and then restart Outlook.

Names or email addresses that are entered in the To, Cc, or Bcc boxes should be remembered after each message is sent. Those names and addresses are available as a suggestion the next time that you compose a message.

All other email accounts

1. Exit Outlook.
2. Open the %LOCALAPPDATA%\Microsoft\Outlook folder.

• Click Start, and then enter %LOCALAPPDATA%\Microsoft\Outlook in the Search program and files or Start Search box. You can also copy and paste the location into Windows Explorer address bar.

3. Right-click the RoamCache folder, click Rename, and change the folder name to old_RoamCache.
4. Start Outlook.

Names or email addresses that are entered in the To, Cc, or Bcc boxes should be remembered after each message is sent. Those names and addresses are available as a suggestion the next time that you compose a message.

** I have also found 2 difference AutoComplete cache files. You can rename the old file (typically larger too) to the most recent file. Be sure to rename the suffix to .old other wise you will not be able to rename the file since they both will have the same name.