After downloading Daedalus wallet from our website, please be aware of the following requirements for installing Daedalus wallet successfully.
Windows-specific requirements for installation
The Windows installer requires PowerShell to be installed. You can test to see if PowerShell is installed on your computer by running powershell.exe in the command line. PowerShell is included in all recent Windows versions. Please install the latest Windows Service Pack, if you have any doubts. We advise you to restart your computer before running the installer. Also, you must run the installer as administrator.
Mac and Windows Daedalus wallet Installation Instructions
Daedalus can be installed on any supported version of the macOS without any additional software.
Please see the following articles in our support portal for information on installing Windows or Mac on Testnet and Mainnet.