The error in accessing windows installer service is due to incomplete installation of windows installer or the file windows explorer is stopped or corrupted during uninstall or installation of any software. In general restarting windows installer service is able to fix the problem however restarting the service as well as editing registry value will result in windows installer error is fixed.
If you want to install Windows 7 on Mac computer then you need to know How to Install Windows for Mac with Bootcamp. But to fix windows installer is not correctly installed issue you are in need to read below listed steps and execute step by step instruction to fix windows installer error.
Steps to Fix Windows Installer Service Could Not Be Accessed:
METHOD1: Uninstall Software – If the software you want to install is already on your computer then uninstall that by opening control panel and selecting software and press remove and uninstall button.
METHOD2: RUN WINDOWS INSTALLER SERVICE
Step1: Press windows and R button simultaneously to open run box.
Step2: Type msconfig and press ok button to execute.
Step3: On services page select check box against windows installer services.
Step4: Hit ok button and restart the computer.
METHOD3: REGISTER INSTALLER SERVICE
Step1: Repeat Step1 of method2 and type below listed commands one by one and press enter after each command.
- %windir%\system32\msiexec.exe /unregister
- %windir%\system32\msiexec.exe /regserver
- %windir%\syswow64\msiexec.exe /unregister
- %windir%\syswow64\msiexec.exe /regserver
Step2: Type exit and press enter.
Step3: Restart computer and check if windows installer service is registered.
METHOD4: REINSTALL WINDOWS INSTALLER
Step1: Repeat step1 of method2 and type commands one by one and press enter after each command.
- cd %windir%\system32
- ren msi.dll msi.old
- ren msiexec.exe msiexec.old
- ren msihnd.dll msihnd.old
Step2: Close command prompt and restart computer.
Step3: Download latest windows installer and double click downloaded file to execute.
Step4: Follow onscreen command to install windows installer and check windows installer error resolved.
Call Windows Support Number +1-844-602-3987 to Fix Windows Installer Service Could Not Be Accessed Windows 7
Users are free to call toll free +1-844-602-3987 to get support from certified technicians of Windows 7 support number. To get in touch with certified professionals round the clock you can get help by connecting through remote sessions and executing right solution to the problem for customers in USA and Canada.