To change the Global Inbox setting for an existing account, you need to follow three simple steps.

In a new Thunderbird profile this preference does not exist initially, so you must create it as a new Boolean preference.Ĭhanging the Global Inbox setting for an existing account If you often create new accounts, you can set the default in the Account Wizard by setting the preference to true (to check the box by default), or false (to clear the box by default). Try to do that before Thunderbird checks for new mail to avoid complications. If it doesn't ask (recent versions don't) then you need to select 'Global Inbox (Local Folders account)' in Tools -> Account Settings -> Account Name -> Server Settings -> Advanced. If it does that (and you want a global inbox), check that feature. When you create a new POP mail account in Thunderbird, the Account Wizard may ask if you want to use the Global Inbox for that account.

4.4 Replace several accounts with one account (Advanced).

4.3 Use message filters to create a single inbox.

3 How to identify what messages are from which account.

2.2 Check settings for other folders and filters.

2 Changing the Global Inbox setting for an existing account.

Thunderbird email account