After downgrading the Outlook 2010 to Outlook 2007 If you are getting the following message while starting outlook:
“The mail profile “Outlook” was created with a newer version of outlook and might contain information that is not compatible with your current outlook version.If you experience problems with this profile, you can create a new profile. In windows control panel,open mail, then click show profiles, and then click add.”
When you are going to downgrade the Outlook, it is highly recommended to recreate your mail profile. because sometime you may get any issues at first, but you might get this issue later on so it is highly recommend to recreate your mail profile.
Below is the procedure for recreating the mail profile:
1.If you want to resolve this issue without recreating your mail profile, then you can modify the Registry by following the below steps:
Key: HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\< Outlook Profile Name>\0a0d020000000000c000000000000046
Value name: 0003036f
Value type: REG_BINARY
2.Then Right click on 0003036f and click on Delete.
3.Now when you will start the Outlook, the warning message will not come and then the Outlook will automatically recreate the key with the correct value for the current installed version.