# Library # Library Help Resources - ##### [Library Information](https://mlc.tdslib.org/library-info) - ##### [Library Research Guides](https://mlc.tdslib.org/research-guides) - ##### [Library Account Help](https://mlc.tdslib.org/signinhelp) - ##### [Library Databases](https://mlc.tdslib.org/WebBuilder/ResourcesList) - ##### [Information for Graduate and Online Students](https://mlc.tdslib.org/info-online-students) # Which Username & Password Do I Use? It depends on what you are trying to access. - **Off-campus access** to library databases or Discovery searches: **Portal** **Username and Password** - See "[Getting Started](https://help.mlc-wels.edu/books/mlc-accounts/page/getting-started)" for help with your Portal account. - **[MLC and TdS catalogs](https://help.mlc-wels.edu/mlc.tdslib.org), [MLC ](https://martinluther.overdrive.com/)and [TdS ](https://tds.overdrive.com/)Overdrive, [MNLINK](https://mnlink.org/)**: - Student ID **Barcode + Library Password** - See our [sign-in help page](https://mlc.tdslib.org/signinhelp) for password information
#### MLC (Portal) Login Info | #### MLC ID Barcode + Library Password |
##### Off-campus access to library databases or Discovery searches ##### [](https://help.mlc-wels.edu/uploads/images/gallery/2022-06/Screenshot_15.jpg) | ##### [MLC Catalog](https://mlc.tdslib.org)  |
##### [MLC Overdrive](https://martinluther.overdrive.com/) (ebooks and audiobooks) ##### [](https://help.mlc-wels.edu/uploads/images/gallery/2019-10/Screenshot_56.png) [](https://help.mlc-wels.edu/uploads/images/gallery/2019-10/Overdrive-login-screen.png) | |
##### [TdS Overdrive](https://tds.overdrive.com/) or Libby app (ebooks and audiobooks) ##### [](https://help.mlc-wels.edu/uploads/images/gallery/2019-10/Screenshot_56.png) [](https://help.mlc-wels.edu/uploads/images/gallery/2019-10/Overdrive-login-screen.png) | |
##### [MNLINK](https://mnlink.org/) [](https://help.mlc-wels.edu/uploads/images/gallery/2024-06/xo8image.png) |