It should be used as a second optinion malware scanner. It does not replace an anti-virus program, because it does not provide real time protection. If you own a PRO license, you can benefit of even more features, such as extended command line switches and scheduling automatic scans. It also allows to optionally reset the browsers configuration, allowing them to run as smoothly as when they were installed. UVKs Threat Scanner is a simple but powerful adware and malware remover for Windows, which has the ability to scan all the users in a system. It removes browser toolbars, ad-ons, plugins, unwanted search providers and hijacked home pages, potentially unwanted programs (PUP’s), and also rogues, trojans, rootkits, ransomware and all other forms of malware. This can save you lots of time logging in to other user accounts and performing the scan again. Ultra Adware Killer is a powerful adware and malware remover for Windows, which has the ability to scan all the users in a system. Yes, Ultra Adware Killer is safe to download and install on Windows 11, 10.