Can’t install anything on a Windows 10 PC [SIMPLEST SOLUTIONS]

Milan Stanojevic
by Milan Stanojevic
Deputy Editor
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Can’t install anything Windows 10

Windows 10 is the latest operating software most Windows computer users are currently on, but it seems to be one of the most troublesome too with the numerous issues and concerns raised since its release.

Among the issues that affect users and that they find annoying is when they can’t install anything on Windows 10.

Most of the complaints from Windows 10 users over installations on the OS include configuration changes, and parts of their computers stop working especially after upgrading to the new operating system, while others say apps just disappear without notice – the list is endless.

However, this article looks at what to do when you can’t install anything on Windows 10, something that could be caused due to software conflicts, and other underlying issues.

Without further ado, here are some of the solutions you can try when you can’t install anything on Windows 10.

What can I do if Windows won’t let me install anything?

  1. General troubleshooting
  2. Check security settings
  3. Use a Windows 10 fix it tool
  4. Run Windows Update Troubleshooter
  5. Check if Windows Update services is running
  6. Run DISM tool
  7. Turn off User Account Control (UAC)

1. General troubleshooting

  • Run an online malware/virus scan on your computer
  • Right click on the set up of the file you’re trying to install, select Run as administrator and see if the installation works
  • Run SFC Scan

Nothing happens when you click on Run as administrator? Check out this dedicated guide that will help you solve the issue in no time.

scannow command has stopped before the process finished? Don’t worry, we’ve got an easy fix for you.

2. Check security settings

  • Log into Windows as administrator
  • Click Start and choose Settings.
  • Click on Update & Security.

Videos not playing on Windows 10

  • Go the last option on the left For developers and check the settings there. You may have Windows Store apps selected.

  • Change it to Sideload apps

Learn everything there is to know about the administrator account and how you can enable/disable it right here!

If you’re having trouble opening the Setting app, take a look at this article to solve the issue.

3. Use Windows 10’s Fix It tool

This helps automatically repair issues like corrupted registry keys that may block you from installing anything on Windows 10. To do this:

  • Click Download to get the fix it tool
  • In File Download box, click Run or Open and follow the instructions in Program Install and Uninstall Troubleshooter

Note: If you’re not on the computer that has the install issue, save the fix it tool to a flash drive or CD, then run it on that computer.

This fixes corrupted registry keys on 64-bit OS, or those that control update data, issues preventing new program installs or existing programs from complete updates or uninstalls, as well as problems blocking you from uninstalling a program from the Control Panel.

You can’t open Control Panel? Take a look at this step-by-step guide to find a solution. Also, if you want to fix a corrupted registry in Windows 10, take a look at this in-depth article.

4. Run Windows Update Troubleshooter

  • Type troubleshooting in the search box and click Troubleshooting from the search results
  • Click View all

  • Click Windows Update and select Next then follow the instructions to run this troubleshooter

If the Troubleshooter stops before completing the process, fix it with the help of this complete guide.

5. Check if Windows Update services is running

  • Right click Start and select Run
  • Type services.msc
  • Find Windows Update service under the Services window and see if it is running

  • If it isn’t running, right click on it and click Start to start the service.

Windows Update service doesn’t work? Don’t worry, we’ve got the right solution for you.

6. Run DISM tool

The Deployment Image Servicing and Management tool fixes Windows corruption errors that may be existing when you can’t install anything on Windows 10. To do this:

  • Click the search bar and type CMD
  • From search results, right click command prompt and select Run as administrator
  • Type exe /Online /Cleanup-image /Restorehealth and press enter

DISM Restore Health

If you’re having trouble accessing Command Prompt as an admin, then you better take a closer look at this guide.

It seems that everything is lost when DISM fails on Windows? Check out this quick guide and get rid of the worries.

7. Turn off User Account Control (UAC)

  • Type UAC in the search box
  • Click Change User Account Control settings from search results.
  • To turn UAC off, drag the slider down to Never notify

turn off UAC windows 10

  • Click OK.
  • To turn UAC on, drag the slider up to the desired level
  • Click OK.
  • Reboot your computer to effect the changes

For more info on how to manage User Account Control on Windows, check out this detailed guide.

Note: Turn UAC on after checking, as it can help prevent unauthorized changes to your computer, and notifies you when changes are going to be made to your computer that require administrator-level permission. These types of changes can affect your computer’s security or other people’s settings on your computer. Leave it to help make your computer secure.

Let us know if you have any further issues or if you found a solution among these listed here by leaving a comment in the section below.


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