ITunes not installed properly

[Deandre]

Itunes install failson my system. the computer prompts "can not access the Windows Installer service". I had also run in safe mode, windows, or Windows Installer is not correctly installed. I tried to uninstall quicktime is on the "windows installer issue" But it not resolved. Please help. Thanks in advance.

[Raine]

Try the following steps:
1. SelectStart > My Computer(Or double-click the desktop "My Computer").
2. In the "My Computer" or "computer", open "C:" drive.
3. Open the Documents and Settings.
4. Double-click the name for your username folder.
5. If "Local Settings" folder, skip to step 12. If you do not see the "Local Settings" folder, please proceed.
6. SelectTool > Folder Options。
7. ClickViewLabel.
8. Select "Show hidden files and folders" option.
9. Click "OK."
10. Double-click "Local Settings".
11. Right-click the "Temp" folder, and selectDelete。
12. In the confirmation dialog box, click "Yes."
13. If you can not remove the "Temp" folder, close all programs, especially the Windows taskbar notification area ("system tray"), the program (see below), then repeat step 11.
14. Restart the computer.

[Sam.D]

In the windows operating system to install any software installer should call the service, suggesting that there are many reasons behind the error above. Please go in the Control Panel - "Add or Remove Programs in the Windows Installer to confirm whether the installation (to ensure that the case, make sure that at least for the 3.1 version) If you have installed and updated, the system still prompt the error, and other software to install properly, you can concluded that the problem is the itunes software itself. Check install the latest version of the proposed itunes, and prior to installing the full uninstall.

[ZeDaX]

You can download from the Microsoft Windows Installer Cleanup Utility, the program can clean up any remaining installation may cause problems in the current setup file. To do this:
1. You need to read the important information about this software.
2. Click the page to "Download Windows Installer Cleanup Utility package" link to download the file named msicuu2.exe.
3. Open msicuu2.exe file and follow the prompts to install.
4. SelectStart > All Programs, Then click Windows Install Cleanup; At this time will show "Windows Installer Cleanup Utility" window, the window will list the currently installed in the computer software.
5. In the list, select iTunes, and click "Remove."
6. In the confirmation dialog box, click "OK."
7. If you have multiple iTunes entries listed, repeat steps 5 and 6.
8. In the list, select QuickTime, then click "Remove."
9. In the confirmation dialog box, click "OK."
10. If you have multiple QuickTime entries listed, repeat steps 8 and 9.
11. Click "Exit."
12. Restart the computer.

[ThoMas321]

You need to completing the steps to clear the "Temp" directory, completely remove iTunes and QuickTime, as well as clean up the computer in the iTunes installer files, can be http://www.apple.com./itunes/download/ To install the latest version of iTunes. To install iTunes or QuickTime software, you need to log on the computer as an administrator. If it can not determine whether you have administrator access, contact the computer owner or system administrator.

[Appaji]

You need to installed on the Windows computer troubleshooting issues, first make sure you have the latest Microsoft Windows update - to get the latest updates, visit the Microsoft Windows Update Page. iTunes (Windows version) and QuickTime (Windows version) software needs with the latest Service Pack for Microsoft Windows XP or Microsoft Windows Vista operating system.

[Umberto-Micro]

In Windows, some background processing can cause problems for other programs and processes. These conflicts lead to like iTunes and QuickTime Player applications cannot be installed. The process of the conflict to help out. In addition, can not use the "Selective Startup" (MSConfig) to disable some third-party security software. Therefore, the installation fault diagnosis, may need to temporarily disable such software manually. If you need to configure or disable security software assistance, please contact the manufacturer.