Attach a note to an existing transaction using the QuickBooks Online app (Android only)
- From the Menu ☰, select a transaction (Invoices, Estimates, Sales Receipts, Invoice Payments).
- Select Add Attachment.
- Select Create Note or Attach existing Note.
- For a new note: Write something and add an attachment (if applicable).
- For an existing note: Choose your note, then select Attach.