# Advanced Topics

- [Edge Relay](https://help.tillit.cloud/tillit/knowledge-base/setting-up-tillit/edge/advanced-topics/edge-relay.md): This special page describes what an Edge Relay is and how to correctly install it to work with an Edge Core.
- [Rotate Certificates](https://help.tillit.cloud/tillit/knowledge-base/setting-up-tillit/edge/advanced-topics/rotate-certificates.md): Manage the certificates of your edge device by creating new ones and revoking old ones.
- [Common Installation Solutions](https://help.tillit.cloud/tillit/knowledge-base/setting-up-tillit/edge/advanced-topics/common-solutions.md): Lets go through some common solutions that may suit your setup.


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