Windows Installer Service Could Not Be Accessed
When you try to install a software, you may see an error message popping up – “The Windows Installer Service could not be accessed”.
It is an annoying thing when you have encountered this error and especially when you don’t know how to fix it. There are different methods that can help you get rid of this error.
2 Ways to Windows Installer Service Could Not Be Accessed
Way 1. Manually Start Microsoft Installer Service
You can try to manually start Microsoft Installer Service to fix the error. Microsoft Installer is a utility application in the Windows operating system which is used to install, maintain or remove software.
When you meet Windows Installer service could not be accessed error, you can try to check whether the Window Installer is stopped.
- Press Windows key and R key together to launch the Run dialog. Then input services.msc in the Run box and click OK or hit Enter to continue.
- Then the Service window will pop up. You need to choose Windows Installer to continue.
- Double-click the Windows Installer service to go to Windows Installer Properties window. You need to change Service status from Stopped to Running by clicking Start button. Then click OK to continue.
Now, you can reboot your computer to check whether the issue is solved.
Way 2. Remove the Earlier Version of Software
Another recommended method is to remove the previous version of software, as the old version always gives rise to some unexpected issues. Uninstalling the previous program is an effective method to solve Windows Installer service could not be accessed issue.
This method is pretty easy to operate.
- Type Control Panel in the search box of Windows 10 and click it to enter its main interface.
- Click Programs and Features to continue. Then choose the program you want to remove and right-click it to choose Uninstall from the context menu.
After you have successfully uninstalled the previous version of the software, you can reinstall it to check whether the issue Windows Installer service could not be accessed is solved.
To Prevent Future Error with MiniTool ShadowMaker
To avoid such error in the future, you are highly recommended to create a system image. That way you can take advantage of it to restore to previous state instead of spending much time to solve the problem when you come across the issue again.
Windows snap-in program can help you to create a system image, but you can use a piece of third-party software to create a system image, which will save you a lot of work, like MiniTool ShadowMaker.
MiniTool ShadowMaker is one of the best backup software for Windows 10. With its various powerful features, it can back up the operating system, files and folders, disks, partitions and so on.
We will show you how to back up Windows 10 step by step.
Step 1: Install the backup tool and launch it. Then click Keep Trial. Then click Connect in the Local tab to enter its main interface.
Step 2: It will remind you to back up immediately if you haven’t used this software to perform any backup action. You just need to click SET UP BACKUP to continue. MiniTool ShadowMaker is designed to back up the operating system by default.
In addition, you can also click Backup tab to enter the backup interface. Then you can click Source and Destination tabs to choose what you want to back up and decide where you want to save the backup image.
Step 3: You can click Back up Now to perform the action immediately. You can also choose Back up Later from the drop-down menu to delay the process.
Step 4: After you have created a system image, you had better create a bootable media that is used to boot your computer into MiniTool Recovery Environment when your computer can’t normally boot from the operating system. Thus, you can go to Tools tab to choose Media Builder feature to continue.