Windows Installer Keeps Popping up? Instant Fixes for You

Do you have any problems with Windows Installer, like Windows Installer keeps popping up after your OC boots up? If you are seeking for some help, then you come to the right spot. This guide from MiniTool is specifically written to address this issue.

According to reports from some users, Windows Installer keeps popping up every now and then. It even appears when running some diagnostics. The problem is users have no idea what causing it to appear and how to troubleshoot the Windows Installer popup bug. But fret not, this guide will answer you in the following paragraph.

The Windows Installer (msiexec.exe) serves as a component and an application programming interface (API) of the Windows operating system, being situated in the System32 folder and utilized for the installation, maintenance, and removal of software. The process showing up means that some software is being installed, changed, or uninstalled.

To end Windows Installer constant popup, follow the list one by one until you find the one that works for you.

Solution 1. Terminate Windows Installer

When Windows Installer running, it’s possible that a process may be invoking the installer so you can manually stop it through Task Manager. Follow the steps:

Step 1. Right-click on the taskbar and choose Task Manager from the context menu.

Step 2. Under Process, slide down to find the msiexec.exe process > right-click on it > select End task to terminate the installer process.

After that, see if Windows Installer keeps popping up appears either in the current session or on restart.

Solution 2. Keep Windows Installer Up-to-date

Make sure you have the latest version of Window Installer. If not, update it. Follow C:WindowsSystem32 to locate the msiexec.exe folder. Then right-click on it to select Properties > go to Details to view if it’s the last version.

Solution 3. Run System File Checker

There is a high chance that your Windows installer is corrupted. You have to remove it and install it again. First of all, you need to run System File Checker to scan the error. To do so:

Step 1. In Windows Search, type cmd to open Command Prompt as an administrator.

Step 2. In the command window, copy & paste sfc /scannow and press Enter to run it.

Then wait for it to finish and restart the computer once the screen is completed.

Solution 4. Check for Malware

Run a complete scan along with your antivirus software or Windows Defender on your PC and check for malware. Here’s how to do it.

Step 1. Go to Start > Update & Security > Windows Security > choose Virus & threat protection.

Step 2. Click on the Scan options link under Current threats > select Full scan > click on Scan now to initiate the anti-virus scan.

Solution 5. Re-Register Microsoft Installer

If none of the methods works, you may want to consider re-registering the Windows Installer engine. Take the steps as follows.

Step 1. In Windows Search, type cmd to open Command Prompt as an administrator.

Step 2. In the command window, copy & paste msiexec /unregister and hit Enter to cancel the installer.

Step 3. Then run the msiexec /regserver to register it again.

When accomplishing this action, check if Windows Installer keeps popping up still appears.

Related article: How to Safely Perform a Windows Installer Folder Cleanup [5 Ways]

Tips:

It’s recommended to back up your programs or files regularly since you may lose them by careless actions. To do that, you can try the free backup software – MiniTool ShadowMaker. It can back up files, folders, programs, systems, disks, and partitions. Perhaps you want to read this post – How to Backup Programs in Windows 11/10? 2 Ways to Try.

Bottom Line

To resolve the Windows Installer keeps popping up issue, try using the solutions given in this troubleshooting guide. I hope that this post will be helpful to you.

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