Step 1:

To add IE tab, go:

https://chrome.google.com/webstore/detail/ie-tab/hehijbfgiekmjfkfjpbkbammjbdenadd?hl=en

Step 2:

Click on the Free button and then click on Add to add the IE tab extension for Chrome.

Step 3:

Double click the ietabhelper.exe file below the flashing arrow to launch the IE Tab Helper installer. 

Step 4:

Click on "Run" to run the Helper installer:

Step 5:

Confirmation. This page will re-load when the IE Tab Helper is successfully installed. You have to re-login to the application.