Click on the link to download Oracle Database 21c Express Edition for Windows x64
Once it finishes downloading, click on the folder icon to open the file's location or go to your Downloads folder
Right click on the zip file Select Extract All...
Ensure the Show extracted files when complete checkbox is checked Click Extract
Run the setup.exe
Click Next
Accept the Terms & Conditions Click Next
Change the default location Click Change
Click on the drop down arrow Select app
Follow the next steps: 1. Click on the "new" button to create a new folder under app 2. Call it Oracle --(Review that your folder name location displays the new folder name.) 3. Click Ok
Click Next
Enter a password that you will remember Click Next