Skype installation error 1603, 1618 & 1619 on Windows 10

Skype installation error 1603, 1618 and 1619 on Windows 10. This guide will show you how to fix the error codes 1603, 1618 and 1619 while installing the Skype in the computer. When you attempt to install Skype in Windows 10 the error message may prompt with any of the above error messages.

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How to fix Skype installation errors on Windows 10?

Warning: Before making any changes in your computer, I suggest you to create a System Restore point  so that you can restore back your computer to previous working stat if something goes wrong.

Follow the below resolution steps to fix the Skype installation errors:

Skype installation error 1603:

Step 1: Use a Fix-it tool from Microsoft to completely remove Skype

Error 1603 usually occurs when you try to update Skype without removing files and registry entries from the previous Skype installation. To fix this problem, simply uninstall Skype from your PC. After that, download this fix-it tool and run it. Fix-it tool will locate and remove any corrupted keys and entries from your registry that might be preventing Skype from installing. After the tool finishes its scan, download the latest version of Skype and try to install it again.

Step 2: Use Run dialog

Users reported that you can fix this error simply by running one command. To do that, follow these steps:

  1. Open Run dialog by pressing Windows Key + R.
  2. Enter wusa /uninstall /kb:2918614 /quiet /norestart and press Enter to run the command.
    skype-install-error-1603-1618-1619-run-1

If the command doesn’t work, restart your PC and try the same steps again.

Step 3: Download Skype MSI

Users reported that this error is a generic error message from msi-installer, but you should be able to fix this issue by downloading Skype MSI. If that doesn’t work, you can use tools such as Lessmsi to extract the Skype.exe from the Skype MSI file and use it to install Skype.

Step 4: Delete Skype Video application

Some versions of Skype might install Skype Video application with them, and this application can interfere with Skype update process causing error 1603 to appear. To fix this problem, simply uninstall Skype Video application and try to update or install Skype again.

Step 5: Change the security permissions

Sometimes Skype install error 1603 can appear if you don’t have sufficient privileges over Temp folder. To change security privileges, do the following:

  1. Press Windows Key + R and enter %temp%. Press Enter or click OK.
    skype-install-error-1603-1618-1619-temp-1
  2. Temp folder will now open. Go to the Local folder by pressing the up arrow button.
    skype-install-error-1603-1618-1619-temp-2
  3. Locate Temp folder, right click it and choose Properties.
    skype-install-error-1603-1618-1619-temp-3

Step 6: Disable User Account Control

User Account Control is a useful feature designed to alert you whenever you or a certain application tries to make a system change that requires administrator privileges. Although this feature can provide some protection, it can also interfere with Skype installation and cause error 1603 to appear. To fix this problem, users are suggesting to disable User Account Control. You can disable this feature by following these steps:

  1. Press Windows Key + S and enter user accounts. Select User Accountsfrom the menu.
    skype-install-error-1603-1618-1619-uac-1
  2. Click on Change User Account Control settings.
    skype-install-error-1603-1618-1619-uac-2
  3. Move the slider all the way down to the Never notify.

skype-install-error-1603-1618-1619-uac-3

After disabling User Account Control, this issue should be permanently resolved.

4. Go to Security tab and click Edit button.
skype-install-error-1603-1618-1619-temp-45. Click the Add button.
skype-install-error-1603-1618-1619-temp-56. In Enter the object names to select enter Everyone and click Check Names. Click OK.
skype-install-error-1603-1618-1619-temp-67. Select Everyone from the Group or user names section and check Full control in Allow column. Click Apply and OK to save changes.
skype-install-error-1603-1618-1619-temp-7

After changing the security privileges you should be able to install Skype without any problems.

Skype installation error 1618:

Step 1: End msiexec.exe process

Error 1618 usually appears when you’re trying to install more than one application at a time. For example, this error can appear if you accidentally started Skype installation twice, and in order to fix it, you need to end msiexec.exe process. To do that, follow these steps:

  1. Open Task Manager by pressing Ctrl + Shift + Esc.
  2. When Task Manager starts, go to Details tab.
  3. Select msiexec.exe and click End task to end it.
  4. After ending msiexec.exe process, try to to install Skype again.

Step 2: Change the registry values

Before we start editing registry, we have to warn you that changing the registry can cause issues with your operating system, therefore it’s highly recommended that you create a backup of your registry in case anything goes wrong. To edit your registry, do the following:

  1. Press Windows Key + R and enter regedit.
    skype-install-error-1603-1618-1619-regedit-1
  2. Go to the HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\key in the left pane.
  3. Locate and delete InProgress string.
  4. After that, navigate to HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager\ key.
  5. Delete PendingFileRenameOperations string.
  6. Go to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Updates key, locate UpdateExeVolatile entry, double click it and set its value to 0.

We don’t know if this solution works, but you could give it a try, just be sure to create a backup of your registry before you try it.

Step 3:  Restart Windows Installer service

Sometimes this error can occur due to problems with Windows Installer service, but you can easily fix it by disabling and enabling the service. To do that, follow these steps:

  1. Press Windows Key + R and enter services.msc. Press Enter or click OK.
    skype-install-error-1603-1618-1619-services-1
  2. Locate Windows Installer service and double click it to open its properties.
    skype-install-error-1603-1618-1619-services-2
  3. Change the Startup type to Disabled.
  4. Save changes and restart your PC.
  5. After your PC restarts, go back to the Services window and set the Startup type of Windows Installer service to Manual.
  6. Save changes and restart your PC.
  7. After your PC restarts, try to install Skype again.

Step 4: Delete temporary setup files

Many applications put temporary setup files on your PC before starting the installation, and those setup files can cause error 1618 to appear while installing Skype. To fix this problem, you need to delete temporary files by following these steps:

  1. Press Windows Key + R, enter %temp% and click OK.
  2. Delete all files and folders from the Temp folder.
  3. Go to C:\Windows\Temp folder and delete all files and folders from it.

If the installation allows you to specify where do you want to extract temporary setup files, be sure to open that folder and delete everything from it. After deleting all temporary files, try to install Skype again.

Skype Installation error 1619:

Step 1: Try to extract files from MSI

Usually these setup files are packed with MSI installer, and in most cases you can extract the files and run them manually. We briefly explained how to do that in one of our previous solutions, so be sure to check it out.

Step 2: Try installing the latest version of Skype

Skype installation error 1619 might appear if you’re trying to install an older version of Skype. Fixing this problem is relatively easy, and all that you have to do is to download the latest version of Skype and try to install it.

Conclusion:

By following the above troubleshooting steps, the issue with the Skype installation errors will be fixed and you can use the Skype application without any issues.

Sameer

Sameer is a BE graduate in ECE and has an immense interest in following Windows, Office and other technology developments. He's also a person who enjoys writing about technology related to the geek world.