- Open report manager
- Click on New datasource
- Type in the name
- Type in the Description
- Set Data source type to SQL Server Analysis Services
- Paste in the connection string
- In connect using: Credentials stored securely in the report server. Type in the username with access to SSAS (no need to give fully qualified username if user is on localhost).
- Be SURE to check use windows credentials when connecting to the datasource.
All set. Enjoy!