Figures from court documents show that Samsung paid Microsoft around $1 billion (£622 million) in a year to use the Android operating system.
The two companies signed a patent licensing agreement in 2011, with Samsung agreeing to pay Microsoft, although the amount was undisclosed at the time.
Apple has created an online tool that lets iPhone users and potential customers check the Activation Lock of a handset.
This reduces the risk of a customer unwittingly buying a stolen iPhone that turns out to be worthless.
Technology giant HP has announced plans to split itself into two new companies within the next 12 months.
The personal computer and printer business will be known as HP Inc, while the corporate technology infrastructure, software and services businesses will become part of Hewlett-Packard Enterprise.
BT has launched a new ‘text relay’ service that’s designed to facilitate telephone conversations for customers with hearing or speech impairments.
It’s the result of an Ofcom mandate to improve the previous text relay service.