Lately, in this forum, there were many questions and problems referring to the use of ie.au3 UDF using the latest version of AutoIt v3.3.14.x. I would like to present the correct usage of the UDF. I hope that it will help many users to prevent problems.   #include <ie.au3> #include <MsgBoxConstants.au3> ; STEP 1 ; YOU MUST SET ANY COM ERROR HANDLER IN ONE OF THE FOLLOWING WAY ; STEP 1: CASE 1 ; you should set COM Error Handler Function for ie.a