You can download the software from Oracle Software Delivery Cloud.

1. Use a browser to access the Oracle Software Delivery Cloud portal:
   https://edelivery.oracle.com/
2. Click Sign In and enter your Oracle account username and password.
3. Type Oracle Database in the search bar. Click the Add to Cart button corresponding to the Oracle Database version that you want to download
4. In the Checkout page, click Checkout and deselect any products that you do not want to download.
5. Select the operating system platform on which you want to install the software from the Platform/Languages column.
6. Click Continue.
7. Review the license agreement.
8. Select the I reviewed and accept the Oracle License Agreement checkbox. Click Continue.
9. Click Download to start downloading the software.
10. After you download the files, click View Digest to verify that the checksum matches the value listed on the download page.