Windows
  1. Uninstall all Oracle components using the Oracle Universal Installer (OUI).
  2. Run regedit.exe and delete the HKEY_LOCAL_MACHINE/SOFTWARE/Oracle key.
  3. If you are running 64-bit Windows, you should also delete the HKEY_LOCAL_MACHINE/SOFTWARE/Wow6432Node/Oracle key if it exists.

Likewise, how do I uninstall Oracle?

Steps: Stop all Oracle services first.

  1. START -> RUN -> Services.msc.
  2. Locate all Ora* services & click on STOP.
  3. Start -> RUN -> Regedit.
  4. Locate HKEY_LOCAL_MACHINE folder in the registry.
  5. Open Software folder.
  6. Delete the Oracle folder under Software.
  7. Open System folder in HKEY_LOCAL_MACHINE.

One may also ask, how do I uninstall Oracle 19c? How to Uninstall Oracle Database 19c on Windows

  1. Stop Oracle* services. Press Windows key , type services , stop all Oracle related services.
  2. Delete Oracle* registry keys. Press Windows key , type regedit , delete the following Windows registry keys if it exists. :
  3. Delete Oracle* folders. Delete the following Oracle* folders and files if it exists.

In respect to this, how do I completely uninstall Oracle 12c?

Steps to Completely Uninstall Oracle Database 12c from your Computer.

  1. Step 1: Delete the Environment Variable.
  2. Step 2: Delete the Oracle Registries.
  3. Step 3: Delete the Oracle Home Directory.
  4. Step 4: Delete Directory from Program file.
  5. Step 5: Delete Directory from Start Menu.
  6. Step 6: Clear the Temporary files and Recycle.

How do I uninstall Oracle 10g?

How to Uninstall Oracle 10g (Windows)

  1. Select the Oracle products installed and click on Remove.
  2. Click Yes.
  3. The removing process begin.
  4. The uninstall process is completed.
  5. Next, delete the Oracle directory from the computer, C: oracle. Finally, remove the Oracle environment variables and restart your computer.

Related Question Answers

Where is the Oracle Universal Installer located?

By default, the Universal Installer inventory is located in a series of directories at /Program Files/Oracle/Inventory on Windows computers and in the <Oracle Home>/Inventory directory on UNIX computers.

How do I uninstall ODAC 64 bit?

64-bit Operating System
  1. Open Command Prompt, remember to run it as Administrator.
  2. Locate the folder where ODAC has been installed (E.g.: c:ODAC64).
  3. Once the cursor changes, run the command c:ODAC64 uninstall.bat all odac.

What version of Oracle client is installed?

To determine which Oracle client version you have installed on your pc, run sql * plus to connect to the DW. The folder names may vary somewhat based on your Oracle setup but should be similar. To run sql * plus choose start > programs > Oracle > Oracle – OUDWclient > Application Development > sqlplus .

How do I uninstall Oracle software from Windows?

Windows
  1. Uninstall all Oracle components using the Oracle Universal Installer (OUI).
  2. Run regedit.exe and delete the HKEY_LOCAL_MACHINE/SOFTWARE/Oracle key.
  3. If you are running 64-bit Windows, you should also delete the HKEY_LOCAL_MACHINE/SOFTWARE/Wow6432Node/Oracle key if it exists.

How do I install 11g on Windows 10?

How to install Oracle 11G database client on Windows 10
  1. Download Oracle client from here.
  2. Enter your Oracle credentials and click Sign in.
  3. Unzip the downloaded file and run the file setup.exe under directory client.
  4. Click Yes.
  5. Select the option you require for your system.
  6. Move your language to right, by default it English.

How do I uninstall Oracle ODBC drivers?

Removing Components on Windows 95 or Windows 98
  1. Start the registry at the MS-DOS command prompt:
  2. Go to HKEY_CLASSES_ROOT.
  3. Delete any key that starts with Oracle or ORCL.
  4. Go to HKEY_LOCAL_MACHINESOFTWAREORACLE.
  5. Delete the ORACLE key.
  6. Delete the Oracle ODBC Driver key under HKEY_LOCAL_MACHINESOFTWAREODBCODBCINST.

How do I uninstall Oracle 18c from Windows?

Let's look at each of these steps in detail and learn how to uninstall Oracle Database 18c from Windows 10 operating system.
  1. Step 1: Delete the Environment Variable.
  2. Step 3: Restart your System.
  3. Step 4: Delete the Oracle Home User and Groups.
  4. Step 5: Delete the Oracle Home and Oracle base.

How do I uninstall Oracle home?

To remove components on a Windows computer with Oracle Universal Installer:
  1. Ensure that you first follow the instructions in “Stopping Oracle Services on Windows”.
  2. Start Oracle Universal Installer.
  3. Click the Deinstall Products button.
  4. Select the Oracle home you wish to remove.
  5. Check the boxes of components to remove.

How do I uninstall Oracle middleware?

From the Start menu, select All Programs, then select Oracle, then select OracleHome, then select Uninstall Oracle Middleware.

How do I remove JDeveloper 12c from Windows 10?

To uninstall Oracle JDeveloper Studio:
  1. Navigate to the following location: (Windows) JDEV_HOMEouiin (Linux, UNIX, or Mac OS X) JDEV_HOME/oui/bin/
  2. Start the uninstaller by running the following command: (Windows) install.exe -deinstall. (Linux, UNIX, or Mac OS X) ./deinstall.sh.

How do I reinstall Oracle 11g?

Oracle 11g step-by-step Installation Guide with Screenshots
  1. Select installation method. Following two installation methods are available:
  2. Specify Inventory directory and credentials.
  3. Select Installation Type.
  4. Specify Install Location.
  5. Product-Specific Prerequisite Checks.
  6. Select Configuration Option.
  7. Select a Database Configuration.
  8. Specify Database Configuration.

How do I remove WebLogic 12c from Windows 10?

How to Uninstall WebLogic 12C
  1. If not stopped properly, Stop it using the following command On Unix: ps -aef | grep <server_name> kill -9 <PID> On Windows: Open the task manager, Find the process and kill it.
  2. The uninstaller opens on the screen.
  3. Click on the button Deinstall.
  4. The uninstall process start.
  5. Click Finish.
  6. Delete the Middleware home manually.

How do I uninstall Jdeveloper?

How to uninstall Jdeveloper 11g
  1. Go to the Oracle_homeutilsuninstall folder.
  2. Click on uninstall.exe.
  3. Follow the screens than.

How do I uninstall SQL Developer?

Click Start, and then go to Control Panel. Select Programs, and then click Programs and Features. Find out SQL Developer option and then select it, click Uninstall.

How do I uninstall Primavera p6?

Method 1: Uninstall Primavera Contractor via Programs and Features.
  1. a. Open Programs and Features.
  2. b. Look for Primavera Contractor in the list, click on it and then click Uninstall to initiate the uninstallation.
  3. a. Go to the installation folder of Primavera Contractor.
  4. b.
  5. c.
  6. a.
  7. b.
  8. c.

How do I deinstall Oracle 12c in Windows?

How To Uninstall Oracle Database 12c From Windows
  1. Step 1: Delete Environment Variable.
  2. Step 2: Delete Registries.
  3. Step 3: Restart your system.
  4. Step 4: Delete the Oracle Home Directory.
  5. Step 5: Delete Directory from Program File.
  6. Step 6: Delete Directory from Start Menu.
  7. Step 7: Clear the Temporary files and Recycle bin.
  8. Step 8: Delete the Oracle user.

How do I drop a database in Oracle 11g using DBCA?

When DBCA deletes a database, it shuts down the database instance and then deletes all database files.

To delete a database using DBCA:

  1. Start DBCA as described in “Starting DBCA”.
  2. In the Database Operation window, select Delete Database and click Next.
  3. Select the database to delete and click Next.

How do I uninstall Oracle Service Xe?

Click Start, type ‘cmd' in the search field, and when ‘cmd' shows up in the list of options, right click it and select ‘Run as Administrator'. 2. At the Command Prompt window, type “sc delete OracleServiceXE” without the quotes and press Enter.