How to change or manage default search engine in Google Chrome Browser?
You can change the default search engine for chrome using the following steps,
Step 1: Click Chrome menu→Settings
Step 2: In Settings, click "Manage search engines" button.
Step 3: Click Make Default option to set any of given options as search engine.
Step 4: If you want to add new search engine then it can be done using "Other search engines" option. Just enter the new Search Engine, keyword and url in the box provided.