How to enable Tagalys Search in Magento?

1. Go to your Magento Admin and click on System -> Tagalys -> Configuration
   
   
2. Click on 'Search' from the left panel of the screen. 
   
   
3. Go to 'Enable' and choose 'Yes'. Once the change is made, click on 'Save Search Settings'. Tagalys Search will be enabled in the front end after the cache is cleared.