Successfully fix the SQLPlus is not recognized as an internal or external command error in Windows 11/10 by following these suggestions.

Click "SQLPlus." This opens SQLPlus, Oracle's SQL programming utility. SQL*Plus displays the following prompt, indicating it is ready to accept commands:SQL> ...

A semicolon (;) tells SQL*Plus that you want to run the command. Type the semicolon at the end of the last line of the command, as shown in Example 2-3, and press [Return]. SQL*Plus will process the ...

The SQLPlus utility shows the following prompt:SQL> Establish a database connection by typing a "connect" command as follows:connect user_id@database_identifierPress "Enter." ...