Fix Error 1500: Another installation is in progress in Windows 10 (Solved)

Error 1500 in Windows 10 is an installation error. This error can occur when you try to install a new program or software on your computer. This error can appear unexpectedly, even if your computer is not running an installation. The following error is displayed: “Error 1500. Another installation is in progress. You must complete this installation before continuing. “

Error 1500 Another installation is usually displayed if the program was previously installed on your PC. This can happen if the installation was interrupted in between or even if the installation is complete.

In the article below, we are going to learn some real methods that you can use to get rid of this error so that you can easily install programs on your computer.

There are several different methods that you can use to fix the 1500 error on your computer. First of all, you can simply restart your computer to fix the problem. Restarting your PC is a common practice and may or may not solve the problem. If it does, you’re fine. If restarting your computer hasn’t solved the problem or if you can’t afford to restart your computer at this time, try the following methods:

Use the SFC scan.

Open the admin CMD window (type CMD in the search bar or press the Windows + X logo key. Click the admin line).

If you can’t find the solution, follow these steps:

  • Press Ctrl + Shift + ESC to open the Task Manager.
  • Click File> Run New Task.
  • Make sure there is a checkmark next to “Create task with administrator privileges”.
  • Type CMD.
  • At the CMD command prompt, type the following commands:
  • DISM / online / clean-image / restore health
  • sfc / scannnow
  • If both of the above commands run and no problems remain, run the PowerShell command, copy and paste the following:
  • Get-AppXPackage -AllUsers | Where-object {$ . InstallLocation-like “* SystemApps *”} | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$ ($ . InstallLocation) \ AppXManifest.xml”}
  • Make sure this command runs, shows a blue progress bar, and then returns to the command line. If you see a red error, try again. The command may have been entered or inserted incorrectly, or there may be a serious problem with Windows 10.

Use the registry editor to remove the installation link

Did the first update work? You can also try a fix that will remove the registry link for the active installation state. Here’s how to fix error 1500 using the registry editor.

  • First, press Win + R to open the “Run” command. Then you can type Regedit to open the registry editor window below.
  • Then navigate to the following registry subsection: HKEY_Local_Machine \ Software \ Microsoft \ Windows \ Installer \ InProgress.
  • Select the InProgress subsection and double-click the (default) line. Delete the contents of this value and click OK.
  • You can now close the registry editor and reopen the software installer.

Close the Windows Installer and restart it.

  • It may also be enough to stop and restart the Windows Installer, which is an important component of adding various programs to Windows. To do this, first enter services in the Cortana search box and select Services.
  • Now scroll down to Windows Installer and double-click it to open the next window.
  • Click the Startup Type drop-down menu and select Disabled from that menu. You can also click the stop button.
  • Then click Apply and OK to confirm the new setting.
  • Now you need to restart Windows 10.
  • After restarting Windows, open the “Windows Installer Services” and “Properties” windows again.
  • In the Windows Installer Properties window, click the Start button. Or you can select “Manual” from the “Startup Type” drop-down menu.
  • Click Apply> OK to close the Windows Installer Properties window.

Disable background program processes

  • Open the Task Manager and expand the Processes tab.
  • Find the msiexec.exe process, click it, and select End Task.
  • Do the same with the installer.exe and setup.exe processes.
  • Open the Details tab to make sure that these processes are completely disabled.
  • If these processes are in the detail list, disable them as well.

Remove installation links

  • Press Windows + R, type regedit and press Enter to open the registry editor.
  • Go to HKEY_Local_Machine \ Software \ Microsoft \ Windows \ Installer \ InProgress.
  • Select the InProgress subsection and double-click the default line.
  • Delete the value and click OK to save the changes.