When Microsoft ends support for Windows XP on Tuesday, a security sinkhole will likely open and gradually widen, threatening hundreds of millions of PCs worldwide in homes, companies, government ...

The update – aimed at stopping the spread of WannaCry-like malware on PCs running the outdated OS – must be manually downloaded from the Microsoft Update Catalog. Microsoft on Wednesday resurrected ...

Microsoft may have discovered the ultimate turnoff. The company's new product-activation technology, which locks Office XP or Windows XP to a particular PC hardware configuration, can deactivate ...