Now that we know the causes, let’s move straight into solutions.
1. Install Discord PTB
Discord PTB is a public test beta client, it runs separately from Discord, but it’s essentially the same. So, if you are facing this issue installing a normal Discord client. You can install the PTB version instead. Discord PTB has its own data files, and it doesn’t detect the existing Discord Files. So, it will be installed with no issue. Here are the steps to do it: If you don’t want to install Discord PTB, you can proceed with the troubleshooting below.
2. Use the Discord Clean-Up Tool
Discord won’t install and show you the “Installation has failed” Error if a client is already installed on your computer. If Discord is uninstalled from your computer, it’s possible that there are still some remaining files in your Registry/Windows. Using the Cleanup tool will delete all the residue files automatically so you don’t have to face any hassle. Follow these steps:-
3. Install Microsoft .NET Framework
Discord relies on .NET Framework to install and function properly. If it isn’t installed on your computer you can face the “Installation has failed” error. You can simply follow the steps mentioned below to install Microsoft.NET Framework.
4. Disable Antivirus Software Temporarily
Antivirus software is known to block installations of several applications on your computer as a false positive. Disabling them solves the issue. If you have any Antivirus software installed on your computer, you should temporarily disable them and try installing Discord again. If this doesn’t work, you can uninstall them completely and then check. To disable antivirus follow the steps mentioned here.
5. Install in Safe Mode with Networking
If none of the methods shown above fixed your issue, You can boot into safe mode and install Discord in safe mode to make sure there isn’t any conflict, Safe mode allows Windows only to boot stock/default services and programs. To resolve the Installation has failed error on Discord, follow the steps below:-
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