If I add notes and terms while creating the invoices manually, will those notes and terms be reflected for upcoming invoices in mobile?

No, It be not taken automatically for upcoming invoices.

Note: To set default Note/Terms, please follow the steps mentioned in the below article:

Step 1: Click on More in the Taskbar >> Select Notes & Terms in the Settings

Step 2: Select Invoices and Click on Add New.


Step 3: Add Label and Add Notes in the given Section.

Step 4: Select Set as Default and Click on Save.