How do I fix install NET Framework error?

Check . NET Framework 4.5 (or later)

  1. In the Programs and Features window, select Microsoft . NET Framework 4.5 (or later). Then select Uninstall/Change.
  2. Select Repair and then select Next.
  3. Follow the on-screen instructions.
  4. When the repair finishes, restart your computer.

How do I fix 0x80070643 Fatal error during installation?

How to Fix Error 0x80070643

  1. Retry the installation.
  2. Re-download the file.
  3. Uninstall and reinstall the app.
  4. Check the internet connection.
  5. Close all other programs.
  6. Pause current downloads and updates.
  7. Restart the computer.
  8. Run the Windows Update Troubleshooter.

How do I fix a fatal installation error?

To resolve fatal error during software installation, follow the steps given below:

  1. Remove files of earlier installations.
  2. Ensure the user account has administrative privileges to install software.
  3. Resolve machine-specific issues.
  4. Resolve Common Windows Installer issues.
  5. Make sure to kill the related processes.

What is fatal error during installation 0x80070643?

Error 0x80070643: Fatal error during installation. This error is caused by simple problems, such as Windows Installer not being given administrator privileges. There are various ways to give Windows Installer the permission it needs to install the update.

How do I repair .NET framework?

Steps

  1. Close all running software applications.
  2. Go to Windows Start Menu -> Control Panel -> Add or Remove Programs or Program and Features.
  3. Select Microsoft .
  4. Click Change/Uninstall, Remove or Repair.
  5. Select the Repair option, click Next.
  6. The wizard will perform a repair on the .
  7. It is suggested to restart the Computer.