To adjust the max weight that can be entered via the dial.
Tap on the dial - this will bring up the keypad.
The range listing is at the top of the Keypad - there is a small right facing triangle.
Tap this and you will get an option to set the MAX - type it directly into the keypad.
Note you can also tap to select the min setting - again enter this directly via the keypad.
Press DONE on the keypad to save
Now for the exercise:
Next to adjust and exercise setup - Double tap on the exercise
This will bring up a popup window - Choose EDIT
Adjust the minimum movement threshold using the slider.
Click UPDATE to save.