Optimizely Search & Navigation uses [tracking](🔗) to store statistical data about search queries submitted by site visitors, and the results that they clicked. The statistics help identify areas of improvement and optimization, so more relevant content can be provided to visitors.
Being able to manage PII data in you search solution is important to comply with GDPR policies (General Data Protection Regulation) and manage data protection requests. See [GDPR guidelines](🔗) for more information about Optimizely and GDPR.
Use the following methods to manage PII data in the search index.
[Prevent indexing of specific statistics](🔗)
[Remove specific statistics from the index](🔗)