If you want to use GMX Search as the default search engine in your browser, first you
have to add it as an additional search engine in Google Chrome. Perform the following
steps:
Click on the ⋮ icon in the top right corner of
your browser window.
Click on Settings.
Scroll down to or click on Search Engine in the left
menu and then click on Manage search engines.
Under Other search engines click on
Add.
5. Add GMX Search by entering the following information into the fields:
Click on Add.
GMX Search is added to Google Chrome as an additional search engine.