QTP support three Recording modes.

Normal Recording:

1) Default Mode of Recording

2) Shortcut Key F3

3) Record all object if their Add Ins is installed

Analog Recording:

1) Enables you to record exact keyboard and mouse movements in relation to
either the application window or Screen. Useful for such operations that can
not be recorded at the level of objects like Signature, Drawing Images.

2) Record the exact coordinates and save in a track file. That file can not be
editable and can not be seen in expert View. This file is associated with
Actions

3) Analog Recording is of two type

a) Relative to screen

b) Relative to Application Window

Low Level Recording:

Enable to record the Object either QTP is unable to recognize the Object or
Specific operation.This can be recorded at the level of Objects.