Microsoft disables ms-appinstaller after malicious use

In what might be conceived as one of Microsoft’s new year resolutions, it has disclosed that it’s turned off the ms-appinstaller protocol handler by default. The change is designed to make installing apps easier, but it also makes installing malware easier.

Typically, an app needs to be on a device before it can be installed, which normally means that a user has to download it first. To save time and disk space, Microsoft introduced the ability to install applications directly …

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