Oracle Database Express Edition (XE) 21c on Windows - Installing and Getting Started

Learn how to install Oracle Database Express Edition (XE) release 21.3 on Windows, the free edition of Oracle Database. We include important prerequisites you need to know about before you install. We also show how to connect to the database using SQL*Plus, how to startup and shutdown the database, how to set up the database to automatically start when windows starts and how to create a user. Finally, we show how to use the lsnrctl command to help troubleshoot connectivity issues.
Useful links:
XE Home Page:
www.oracle.com/...
XE Community Forums:
community.orac...
XE on Windows Installation Guide (documentation)
docs.oracle.co...
Windows Server System Center
otn.oracle.com/...
Oracle Developer Tools for VS Code
marketplace.vi...
SQL Developer:
www.oracle.com...