How to use Google Sheet Add-on - Merge Sheets
if you are facing issues with “google add-on” , go to end of the page for troubleshooting tips
IF ADD-ON IS NOT LOADING OR THROWING ERROR.
Solution-1 : Un-Install And Re-Install add-on from Google Market Place
§ Go to Menu > Add-ons > Manage Add-ons . choose uninstall .
§ Refresh your browser . Add-ons > Get Add-ons and install again.
IF ADD-ON IS NOT LOADING
§ Ensure that you are using Chrome or Edge browser or try both .