1. Open Chart of Accounts
By clicking on the 'Company' tab the first option that will be given is 'Charts of Accounts'
2. Chose The Financial Category
Click on the Financial Category you would like to merge the two accounts from.
3. Edit Account Name
Edit the account by clicking on the orange pencil icon to the left of the account name. Match the name of the account to the account you would like to merge to, then press update.
After editing accounts to the same account name their will be a pop-up alert asking if you would like to merge the accounts, click 'Yes'.
After completing these steps your accounts will merge together into one account.