How do I use filters when searching for information in the Guidelines Navigator? Click on the Search button on the Homepage You can also click on the magnifying glass icon in the bar on the left. Click on the desired filtering criteria. Click on any of the results and you will be navigated to the appropriate location in the algorithm. Algorithm content that does not apply to the filter criteria will be grayed out. Search and filter can also be combined. Type in a search team and choose filtering criteria. Search results that meet the filtering criteria will appear. Search results not meeting the filtering criteria will also appear but will be grayed out.