Technology

D-Link AC5300: the world's most evil looking router D-Link's latest wireless router looks menacing, but it's got all the right specs

Stream 4K Netflix on your Roku TV in 2015 Roku's latest version of its Roku TV platform will support 4K streaming on select TVs later this year

Nokia 215 is Microsoft's cheapest internet-ready phone yet Costing just $29, Microsoft's latest handset is a throwback to the Nokia phones of yore

Caskeid adds MQA studio-quality audio streaming support Pure, Onyko and Meridian first in line for high quality wireless streaming with MQA

Acer Revo One RL85 review - hands on with the 6TB mini PC The Revo One RL85 may be tiny, but there's room for three 2TB hard disks inside Acer's latest micro PC

Acer Chromebook 15 review - hands on We put the first 15in Chromebook through its paces here at CES 2015

Acer H7550ST projector revealed with Chromecast internals Acer says the H7550ST is the world's first to arrive with built-in support for Google's Chromecast dongle

How to use the Excel Sumif formula Adding up the value of spreadsheet cells based on whether they match criteria using Sumif can really help you stay organised

Archos 50 Diamond smartphone and Helium 4G tablets revealed Archos officially reveals its first 2015 smartphone and tablets ahead of CES

How to use the Excel Countif formula Want to know how many records of a certain type you have in an Excel spreadsheet? You need Countif

How to use Excel data validation Keeping an Excel spreadsheet with consistent values is easy thanks to Excel’s data validation feature

Transcend ESD400K review A compact and good-value SSD, but we’re disappointed with its small-file transfer speeds

How to use IFTTT recipes Create IFTTT recipes to automate practically everything on the internet or your smartphone