This step-by-step guide will assist you: How to fix the NSIS error? We are fixing the NSIS error on a Windows 11 powered device. All suggested solutions are also effective for Windows 10, Windows 8, and Windows 7.
There is no fixed solution to resolve the NSIS error. We suggest trying out all possible solutions one after one. We hope one of the suggested solutions will work out for you for sure.
Why do I get NSIS error? Reasons Behind NSIS Error
When you install a software, First it extracts installation files and then the actual software is installed.
You come across this error If the installer does not contain a complete set of installation files or the installer is corrupted.
If your copy of Windows Is infected with viruses, malware, and other harmful things, You could face this annoying error.
Watch Video Tutorial fix NSIS Error Installer Integrity Check Failed
Rename The Software/Game
Rename the installer and add .EXE or .MSI next to the name of the software and then install the software.
incomplete software download could cause this annoying error. Something similar can happen to you If you are installing the software USB, external hard disk, and CD or DVD.
Re-download software from the official website and try to install the software. You should not get this error.
The bug possibly could be in the installer downloaded from the official website.
We suggest downloading your required software from third-party reputable download websites like Softpedia, FileHippo, CNet, and others.
Let’s try out the next solution If you are still having the same problem.
Run The Software As Administrator
Try launching the installer with administrative privileges. Mostly it resolves the issue.
All you need to do is right-click on the installer and then click on Run As Administrator option. The installation should begin.
Let’s move on to the next possible solution If running the installer as Administrator does not help you.
Launch Software Installer Via Command Prompt (CMD)
You can launch the installer with help of the command prompt to fix the error.
To run the installer through the command prompt, Go to the Start menu and type in CMD, and open up the command prompt.
Drag the installer and drop it into the command prompt.
Give space and add /NCRC, Make sure It is in capital letters and press Enter key.
The installation should begin.
Try Turning Off Windows Firewall
Its other functions aside, Windows Firewall is meant to monitor native and third-party programs.
Windows Firewall block When It senses the risk from changes, third-party programs make.
Sometimes It could be by mistake. If you trust the software you want to install, Disable Windows Firewall and then install the software.
To disable, Go to the start menu and type Windows Defender Firewall.
Open up Windows Defender Firewall from search results.
Click on Turn Windows Defender Firewall on or off from the left-side menu.
Tick-mark both Turn-off Windows Defender Firewall options and click OK to save the settings.
Try installing your required software once the settings are saved. The error should be resolved.
Similarly, third-party security suites have a firewall and you need to turn it off.
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.