Patrick Wardle on Twitter: "As others have noted it appears certs used to sign apps such as Amazon Music, HP Printer drivers, etc. were revoked ...by? Thus, macOS blocks the (legit) software
![Fixing HP Drivers Package 5.1 Installation Failure in Mac OS v11 Big Sur | HP Printers | HP - YouTube Fixing HP Drivers Package 5.1 Installation Failure in Mac OS v11 Big Sur | HP Printers | HP - YouTube](https://i.ytimg.com/vi/fd_aYuvLuTU/maxresdefault.jpg)
Fixing HP Drivers Package 5.1 Installation Failure in Mac OS v11 Big Sur | HP Printers | HP - YouTube
![Fixing HP Drivers Package 5.1 Installation Failure in Mac OS v11 Big Sur | HP Printers | HP - YouTube Fixing HP Drivers Package 5.1 Installation Failure in Mac OS v11 Big Sur | HP Printers | HP - YouTube](https://i.ytimg.com/vi/W8hcOUTT3p8/maxresdefault.jpg)