Default Account is your primary account receivable on Mural. When you are connected with a Connection, your default account's wallet address will be shared with your connection automatically. Only one default account can be set up for each organization. If you only have one account in Mural, that account will be your default account. You can easily identify your default account with the default badge next to the account name.

Only members with Owner permission can switch default account. You can switch the default account by navigating to the Accounts tab, selecting the account that you want to set as default, and click on the action button. Click on Set as Default to make this account the default receiving account.