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Nicknaming your accounts in QuickBooks Online can be a great way to organize and personalize them. While there's no specific field for nicknames, you may add this information in the description or next to the account name. Here's how:
Go to the Accounting menu.
Select Chart of Accounts, then locate the bank account.
Click the drop-down arrow in the Action column, then choose Edit.
Enter the nickname in the Account name in the Description field.
When you're done, hit Save.
For more resources in managing your accounts, you can browse these articles: