Uninstalling Thermo‑Calc

1. From Start, go to Settings → Apps → Installed Apps.
2. In the list of programs, locate the version of Thermo‑Calc you want to uninstall. Click the three dots to the right of the row.
3. Select Uninstall. Select Uninstall a second time.
4. Enter your admin level user credentials.
5. In the Setup window, Uninstallation Mode dialog box, choose to uninstall the Entire application or Individual components. Follow the instructions to finish.

You can also directly launch the Thermo-Calc uninstaller program:

1. Navigate to where the Thermo-Calc program is installed, i.e in the Program Files folder.
2. Locate the uninstaller program, named Thermo-Calc-<version>-uninstaller.exe.
3. Double-click and enter your admin level user credentials.
4. In the Setup window, Uninstallation Mode dialog box, choose to uninstall the Entire application or Individual components. Follow the instructions to finish.

1. From the Control Panel Desktop app, go to Programs → Programs and Features → Uninstall or change a program.
2. In the list of programs, locate the version of Thermo‑Calc you want to uninstall. Click to highlight that row.
3. Click Uninstall/Change.
4. In the Setup window, Uninstallation Mode dialog box, choose to uninstall the Entire application or Individual components. Follow the instructions to finish.

Deleting the program from the Applications folder does not remove the program from your operating system. Run the Thermo‑Calc-<version>-uninstaller program located in the Applications folder.

1. Go to the Applications folder and double click the file that starts with Thermo‑Calc-<version>-uninstaller. Enter the administrator’s user name and password.
2. Click Yes to choose Entire application or select individual components. Otherwise click No to quit.
3. The Uninstalling Thermo‑Calc window shows the progress. Click OK when prompted.

1. To start the uninstallation procedure, in the Thermo‑Calc installation directory use the command
   ./Thermo‑Calc-2025b-uninstaller.run

For Thin Client installations, use the command

./Thermo‑Calc-client-2025b-uninstaller.run

2. To remove the whole application, including all its components, select Entire application and click Forward, or to remove specific components, select Individual components and click Forward.

If you intend to reinstall Thermo‑Calc 2025b it is important to (1) Restart the computer before you reinstall the software and (2) remove the environmental variable TC25B_HOME.