XLS Padlock Guide
XLS Padlock Guide

XLS Padlock tab is missing in Excel

 

 

It looks like the XLS Padlock add-in is not correctly registered in Excel.

You can try to launch the XLS Padlock Manager:

The first two leds should be green. If not, try to follow the given instructions. If it still doesn’t work after that, reinstall XLS Padlock.